Open
Show sequence-development graph
| n | Status | Digits | Term | Factorization |
|---|---|---|---|---|
| 0 | Fully factored | 4 | 1835 | 5×367 |
| 1 | Fully factored | 4 | 3012 | 22×3×251 |
| 2 | Fully factored | 6 | 585854 | 2×17×17231 |
| 3 | Fully factored | 8 | 17647214 | 2×13×678739 |
| 4 | Fully factored | 9 | 380422976 | 26×53×112153 |
| 5 | Fully factored | 16 | 1992238586…38<16> | 2×32×7×1581141735…13<14> |
| 6 | Fully factored | 19 | 1076980823…66<19> | 2×3×7×53×1249×387364994759<12> |
| 7 | Fully factored | 23 | 1314744011…65<23> | 3×5×11×19×433×1110517×8721487219<10> |
| 8 | Fully factored | 26 | 1051044604…61<26> | 3×49109×7134093578…43<20> |
| 9 | Fully factored | 27 | 2369406739…67<27> | 47×257069×1961065291…69<20> |
| 10 | Fully factored | 28 | 3575470806…41<28> | 7×61×95957404429<11>×8726234292…27<14> |
| 11 | Fully factored | 31 | 6459701978…74<31> | 2×3229850989…37<31> |
| 12 | Fully factored | 32 | 4499078698…71<32> | 101399×100621309×112537681×39183388801<11> |
| 13 | Fully factored | 33 | 1740176516…42<33> | 2×72×23599×45181×1665397040…41<22> |
| 14 | Composite | 36 | 5888279364…47<36> | 17×3463693744…91<35> |
| ↳ | Open Open - the last known term is composite and not yet fully factored. | |||
Open end - submit a factor of the remaining composite
(35 digits) of term #14:
34636937441073777943280800300180591
Check for factors - let the server run a small P-1 / P+1 / ECM step on the composite:
From the command linefdb · curl
fdb
fdb seq view '1835' --type 40 --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":"1835"},"type":40,"part":"last20","fr":0}}'