factordbrpc · fdb
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Home prime · Base 20 of 6137 length 30 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
10 Fully factored 13 8812742606…39<13> 32×89×11002175539<11>
11 Fully factored 15 6474094021…39<15> 3×792×1907×18132299
12 Fully factored 18 2619797700…99<18> 23×1109×1117×55343×166147
13 Fully factored 21 7582070360…47<21> 12657062281<11>×59903871787<11>
14 Fully factored 22 6480415887…87<22> 3×104762591×2061937003…19<14>
15 Fully factored 24 8078873786…19<24> 1787×755351173×598518202369<12>
16 Fully factored 26 2343030119…69<26> 32×9007187963<10>×2890321385…07<15>
17 Fully factored 28 6642922241…07<28> 67×83×5737×724267×4121153×69759601
18 Fully factored 32 5637924119…01<32> 59×311×3870928519…27<13>×7937645042…87<15>
19 Fully factored 34 1002915884…87<34> 131×1831747×4179532680…91<25>
20 Fully factored 34 2207418929…91<34> 3×11×13×134864309903<12>×3815315315…93<20>
21 Fully factored 36 4809233952…93<36> 569×3547×48366089×4926760818…59<22>
22 Fully factored 37 3821470434…59<37> 3×7×19×953×1004996866…97<32>
23 Fully factored 39 1824178910…97<39> 11×131×511853317×2473192539…01<27>
24 Fully factored 41 1216388394…01<41> 79×10259×1500859874…41<35>
25 Fully factored 43 1697889036…41<43> 71×1667×1434548895…13<38>
26 Fully factored 44 3058377852…13<44> 131×197×5513293×23923397×8985033436…79<25>
27 Fully factored 47 2259027648…79<47> 109×853×16227619×1497239288…33<35>
28 Fully factored 49 7497752356…33<49> 1180279×6352525425…27<43>
29 Composite 50 1013852576…27<50> 3×67×3631×4508095223<10>×3081480485…79<34>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (34 digits) of term #29:
3081480485891482659784279988779279
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 '6137' --type 37 --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":"6137"},"type":37,"part":"last20","fr":0}}'