Open
Show sequence-development graph
| n | Status | Digits | Term | Factorization |
|---|---|---|---|---|
| 0 | Fully factored | 5 | 58187 | 31×1877 |
| 1 | Fully factored | 7 | 1331002 | 2×665501 |
| 2 | Fully factored | 7 | 3666751 | 11×333341 |
| 3 | Fully factored | 8 | 16840216 | 23×2105027 |
| 4 | Fully factored | 12 | 132462273777<12> | 3×29×1522554871<10> |
| 5 | Fully factored | 12 | 247850148621<12> | 3×29×2848852283<10> |
| 6 | Fully factored | 13 | 8624314633…33<13> | 3×29×99130053259<11> |
| 7 | Fully factored | 15 | 3018504323…09<15> | 32×2131×11177×1408123 |
| 8 | Fully factored | 18 | 2980602379…73<18> | 23×71×1825231096…81<15> |
| 9 | Fully factored | 20 | 7791811107…31<20> | 34×73858231×13024303121<11> |
| 10 | Fully factored | 26 | 1566025876…46<26> | 2×7830129384…23<25> |
| 11 | Fully factored | 27 | 3627961236…73<27> | 3×43×22136161×1270488162…17<18> |
| 12 | Composite | 30 | 6599565862…92<30> | 22×3331×4953141596…83<26> |
| ↳ | Open Open - the last known term is composite and not yet fully factored. | |||
Open end - submit a factor of the remaining composite
(26 digits) of term #12:
49531415961228590577900883
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 '58187' --type 52 --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":"58187"},"type":52,"part":"last20","fr":0}}'