factordbrpc · fdb
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Conway climb · Base 18 of 969 length 27 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
7 Fully factored 11 55884792695<11> 5×11176958539<11>
8 Fully factored 13 1002973410…79<13> 23279×43084901
9 Fully factored 14 1425191320…29<14> 139×51239×2001049
10 Fully factored 15 4980376988…21<15> 17×101×2027×143099519
11 Fully factored 17 2002799178…99<17> 67×101×2959655946…97<13>
12 Fully factored 17 7787127940…13<17> 11×59453×159553×746287
13 Fully factored 19 4335222332…27<19> 419×9907×1044371926…19<13>
14 Fully factored 21 1570821746…43<21> 331×4745685035…53<18>
15 Fully factored 22 2233612612…45<22> 5×11×23×29×6088626448…97<17>
16 Fully factored 25 3976791255…65<25> 5×919×810853×1067345814…79<16>
17 Fully factored 26 6575097182…79<26> 17×3867704225…87<25>
18 Fully factored 27 2205877199…79<27> 181183×912061×1334873156…33<16>
19 Fully factored 28 7128919246…73<28> 23×337×384473839×2392209243…57<16>
20 Fully factored 31 1714301574…57<31> 273719×1442929125…31<13>×4340475206…13<13>
21 Fully factored 32 6280991317…97<32> 97×58919897×10343996933<11>×1062444118…01<13>
22 Fully factored 34 2338918229…17<34> 1637×1428783280…41<31>
23 Fully factored 35 3943456391…57<35> 107×17049833×2161589068…47<26>
24 Fully factored 36 8390180329…15<36> 5×457×3671851347…99<33>
25 Fully factored 38 1284217594…07<38> 132×163×281×2297×2621×28619×307733×3128970331…99<14>
26 Composite 41 1076507074…95<41> 5×11×47×61×17431×3916554757…57<31>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (31 digits) of term #26:
3916554757805569822923079919657
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 '969' --type 103 --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":"969"},"type":103,"part":"last20","fr":0}}'