BASE 3 LM with exponent between 1200 and 1800. Hi Sam, If you ever get around to extending the 3+ table, here are a few factors for you. I've given up for now, having swept by ECM to about the p30 level and cleared out all composites under C110. There are only six under C140. Seventy out of the two hundred are completely factored. The table is in my standard format which, I hope, is easily readable by both human and machine. Paul Leyland 1203L 4813. C187 1203M 7219.137143.165790908383527005628003. C160 1209L C173 1209M 16927.8972095773130410261992977. C143 1215L 9552310561.225285278131.5592286237231.77525847651871. .2946113248222196008291.22955710747615209494731. P63 1215M 289171.49849888224128676124584764145781. P118 1221L 2164024699.35799545757478385450437. P140 1221M 51283.1254384801147523. C153 1227L 70170275984111964457. C176 1227M 95707.426997.1153621091530293343. C166 1233L 3373610949829. C183 1233M 2467.44389.1281366603331445611. P169 1239L 590405862034000489. P149 1239M 113989.303247729.681398895239396281081.1170106641528571908757. P111 1245L 9850441.619643971.22724324417941.24898639780708853204476141. .1052803544549793302398156201.12289268545772931454176654243391. P45 1245M 91693819532064792506744551. C131 1251L 2503.185149.1929043.569402804622756943. P165 1251M 118209493.16419779042520608390138236777. C162 1257L 1717063.1114723972568299. C179 1257M 30942313.642223927.997662596894126955331.171555685442132161939141. P139 1263L 3399566581.16419053715470022057934153. P167 1263M 137615406386953513817694032706901. P168 1269L 2539.31590487.2600588227177.153885410556848812333. C155 1269M 2329366493283021997291. P177 1275L P153 1275M 737021401. C144 1281L 522887585431. P161 1281M 6638349128660190523. P153 1287L 1132158457.5807086528463354210077.3978023679728455838357806030531. .10556040332033299601642755000963.79842563140758286363857877090769498449.P42 1287M 18694275257570859726086737. C147 1293L 142231.181807806799.810628408952963022137197. C166 1293M 31593102523.147451728311583390266876964421. C166 1299L 590120330956087803199.69183924850105534244247847. C160 1299M 49363. C202 1305L C161 1305M 414991. P155 1311L 36709.76039.5844439.25679869. C166 1311M 28843.91771. C180 1317L 263401.8466973804975764703. P185 1317M 197551.289741.1693663. C193 1323L 2647.690607.179745427. C163 1323M 132271052961533171877807680107. P152 1329L 2659.3194080670970886663543. P187 1329M 3801522739921.3032400247439036377. P180 1335L 4368121. C161 1335M 8011.15321327751.5767178386850936738521. C133 1341L 13047336215929.107309352478501. C185 1341M 2683.15146739640694405124361249723. P181 1347L C214 1347M 1382023.5005282279.2341505365421689.681119106721331999131. C163 1353L 622169735683.111229878914327119. C163 1353M 2707.21649.67651. C178 1359L 2719.1831779200555198259643.7080130727856537225319. .21080502535525157810647. C146 1359M 8883378019.41480433559.8674184041358617. P179 1365L 2731.54601.149929041991. P119 1365M 33635567483907481.518543558494289748812885629501. .429904436524300318893386253327768167731. P53 1371L 205651.707437.57939414217.7348195407392994367. C178 1371M C218 1377L 311203.3425977.1095862211749.6225260477163439918554663122723584483. C146 1377M C207 1383L 5465617. C213 1383M 2767.87751351.1493391477818131. C194 1389L 52783.630607.825067.1683469.22279561.2816430853.4812656350498393. .280607880074325841. C148 1389M 72229.8997943.922076539.16250405219544813499287236268073691846867803.C157 1395L 41851. C167 1395M 5581.33500523241. P158 1401L 13589701.488290807399.407360415181333.26457780181284931. .598998091634640325159243603. C147 1401M 268993.2235997.14355102746454601. P195 1407L 14071. P185 1407M 104119.1089426031.24954300042681743057851633. P150 1413L C224 1413M 5653.749605434294682380564938608132519. P187 1419L 613009.1033033. C189 1419M 39733.12848991079.14341918141. C176 1425L 148201.898131901.4696492201.8743740551851.613904115718627651. .4002655084470402928850766151. P90 1425M 3730651. C166 1431L 95708378299969846513.1561563182708321767651. .67786171980961244577335827669. C154 1431M 28621.16628221.1028675654996466097.2291093083303520337883. P173 1437L 62175121597.56487210228951949.2776488233036576576107. .246481581579886849168659931. P154 1437M C228 1443L 20799403. C199 1443M 194127162320689729.3558012519747676270879. C168 1449L 11593.55731067343800638739237. C163 1449M 29000287.633367524259.7482821004500437.30773809103643523. .19601985151451171363006071.122767969266755699304461743743129577. .172582549890082128784638779466950263. P42 1455L 39320616866697721.3639201532632397252388041. .31384221745464139339748791.C117 1455M 11382322846501.46704991494763830091439977057672231. C135 1461L 11689.37987.8889442813.499108671770210353. C196 1461M 420769.3684643. P221 1467L 8803.26407.92649853.1075948323481. P204 1467M C233 1473L C235 1473M 67759.21879943.45156289. C214 1479L 1801750339.100743241579.327582100849. C182 1479M 1884247.56569454593. P198 1485L 2704969997342143387928487901. C145 1485M C172 1491L 32803.1234700083.12204804151.283192937712609508123. .308354416212184836239887. P134 1491M 235938996420163. C186 1497L 30622633.16227428273195273317. C211 1497M 25253746291. C228 1503L 3973933.18616805333083.17803305651886327.15682582722996886087. .202573493641436909586621348046771. P151 1503M 144289. P233 1509L 138829.36274466316667.11553678517192316645158593100969. C191 1509M 6037.42585163478378589415814407. P210 1515L 1509557922609968251. C173 1515M 3399661.42023071. P178 1521L 167311. C219 1521M 39565371457.217412353148563.41490665439293308213. C179 1527L P243 1527M 21379. C239 1533L 6133.3139140338963351773.54015953668213067778283. C162 1533M 8250607.2997447307.104886107247517.675398387645824468669. P155 1539L P232 1539M C232 1545L 160681.3161071. C183 1545M 110932363449347086341421. C173 1551L C220 1551M 38302937641.120659061706327. C196 1557L 9343.29322896865949.42004681021037076473602297. .26350935907549089150764284767335479. C169 1557M 6229.11593423. P236 1563L 41834382085765861. C232 1563M 71899.550177.277182577267708993228633. P215 1569L 6277. P245 1569M 2425645759.162231794629.51138967238152227834674642227. P201 1575L 110251. C167 1575M 3647701. P166 1581L 3163. C226 1581M 230827.10677421154509.2538886045364881.2105815853951880661039. P175 1587L 12697.53646949.16901076645511.124474615237130101. C200 1587M 35053268773.2353514382719968087651. P210 1593L 18307502339617. P236 1593M 6373.637201.10867447.827488629912847539301464625039. C203 1599L 15991. C226 1599M 6397.47565493662571. C212 1605L 310593181. C195 1605M 192601.68084780521.91665896341. P175 1611L 592849. P250 1611M 555198338864649115917199. C231 1617L 22639. C197 1617M 126127.4796965570769103019086848452789. C165 1623L 292141.407602903782505999153.3163401339421861679053579. P208 1623M 13083623647871199018487. C236 1629L 35839. C254 1629M 3259.13033.53570303569. C240 1635L 3271.712347543122958811. C186 1635M 93256712032126453021. P186 1641L C261 1641M 85333. P257 1647L 957056956057. P246 1647M 3027187.8989704811.180791256173167. C227 1653L 26449.159431851. P228 1653M 3307. C238 1659L 53419971510739.58235535551086590800251. C187 1659M 1718070111787. C212 1665L 3331.31555081. C196 1665M C206 1671L 7579657.47444154913. P248 1671M 22952857.9502901987227131883. C240 1677L 87892314589. P230 1677M 3042079. C234 1683L 104347.1908523.64694997973.10209940774213951. .57136851755325132350832361. C166 1683M 124543.10813022551.14911972417.3956528238136812637682086243. .53547249629521271130544957483279.173267370329470749751209721516081.C112 1689L 20269.50671.327667.7645632650659. C242 1689M 388015285982748829. C251 1695L 3391. P210 1695M P215 1701L 4269741337.7566568383980467. C207 1701M 15387247.3255452047.1060401866364793.23626247203006813. .30601540365541021153812352231. C156 1707L 6829.58584241.1160971895263153.34262982970224061. C228 1707M 359040139.1135504221949843321.1438774954690206319. .81633449796371258363341. C204 1713L C272 1713M 41113. C268 1719L 41257.6769423. C261 1719M 1038301650064189891. C254 1725L 12868501.1316199151.61166019451. P183 1725M 44851.310501.1760134511034901. C185 1731L 3463.20773.174662073849517. C254 1731M 252727.59789097674807689621. C250 1737L 27793.1928071.6737399173.456383371208404357. C237 1737M 6225409.73367407.7726485187. P251 1743L 8182510826239. C223 1743M 2150182231. C225 1749L 9995968753. C239 1749M 332254987118407. C234 1755L 495832572377410668661663312951. C177 1755M 45631.166893481.4912525112041.74013492238477954864715863981. .27607598342155750826903397317489341. C118 1761L 10567. C277 1761M 21160177.647563660718130374618812939. P246 1767L 19239097. P250 1767M 190837.44825257.5566710859.695901083036051058157. C215 1773L 3547.159571.115236726464497707655093. C249 1773M 34015967543945509231356469.1120709789264112764349790695837876463. P220 1779L 3559.39139. P274 1779M 213225298707579133.8083616755554348640148426416494583. C232 1785L 3571.14281.591131311. C167 1785M 17851.1403634932785181671. C162 1791L 7291161001. C274 1791M 3583. C281 1797L 4426246710031483625413944629257. C256 1797M 86257.139681247357600122540209817. C254