factordbrpc · fdb
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Inverse home prime · Base 6 of 30 length 46 Not fully computed yet - the last known term is composite. ↓ .elf file
Show sequence-development graph
Term size (digits) across the sequence
How the sequence develops - decimal digits of each term vs iteration.
nStatus DigitsTermFactorization
26 Fully factored 48 1588716983…94<48> 2×187488659×4236834888…83<39>
27 Fully factored 48 9222667346…44<48> 22×13×19×53×3014813483…31<20>×5842023251…41<24>
28 Fully factored 52 1004285158…66<52> 2×19×8009×292921×40116731×6613106212…81<16>×4246328728…33<17>
29 Fully factored 54 9533966692…36<54> 22×72×1109×783700418593<12>×1539420928…99<15>×3635620532…57<23>
30 Fully factored 58 3779068941…86<58> 2×5237×1391081×2593700503…69<48>
31 Fully factored 59 2032531718…84<59> 28×23×101×51517×596977×3804703514…51<14>×2920916709…27<29>
32 Fully factored 65 1821699297…42<65> 2×6287×1448782644…33<61>
33 Fully factored 65 6759440306…72<65> 22×701×4124099539…13<22>×5845256707…11<40>
34 Fully factored 67 1674735020…34<67> 2×229×33809×37111617383<11>×7238991642…33<16>×4025875509…23<33>
35 Fully factored 69 2510833179…04<69> 26×7×2351×2677×148793×162439×1359555822…33<13>×3081561822…59<16>×8794235837…71<21>
36 Fully factored 74 7219101269…22<74> 2×7×1061×1046459×6173593×12427157527<11>×3398333577…37<21>×1781318967…61<27>
37 Fully factored 77 1128292540…92<77> 22×233143×1209871774…11<71>
38 Fully factored 78 1219271993…18<78> 2×96587389×6311755636…81<69>
39 Fully factored 79 1373931817…52<79> 24×7×37×374029×7847501×1129558631…77<63>
40 Fully factored 83 1926820634…94<83> 2×4570733320…19<14>×2524760868…61<21>×8348436717…33<48>
41 Fully factored 84 5206701461…20<84> 22×5×11×41×5772396299…41<80>
42 Fully factored 86 9695409182…42<86> 2×7×23×83×6217×5516369690…21<36>×1057786323…31<43>
43 Fully factored 88 8616318025…04<88> 22×7×13×79×27504469×92525287×6203456195…01<16>×1897998302…03<53>
44 Fully factored 92 9204698954…58<92> 2×37×5338116884…73<14>×2330181717…29<77>
45 Composite 94 3067024879…76<94> 24×2141×7853×1140105528…07<86>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (86 digits) of term #45:
11401055282686821076649809782311887850910898862248103421889956535727930169096162605807
Check for factors - let the server run a small P-1 / P+1 / ECM step on the composite:
level 0 done · takes up to a minute
From the command linefdb · curl
fdb
fdb seq view '30' --type 16 --part last20
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"sequence_view","params":{"start":{"expr":"30"},"type":16,"part":"last20","fr":0}}'