Open
Show sequence-development graph
| n | Status | Digits | Term | Factorization |
|---|---|---|---|---|
| 0 | Fully factored | 3 | 246 | 2×3×41 |
| 1 | Fully factored | 5 | 41594 | 2×7×2971 |
| 2 | Fully factored | 7 | 1203634 | 2×17×35401 |
| 3 | Fully factored | 8 | 37767712 | 25×1180241 |
| 4 | Fully factored | 9 | 847765754 | 2×11×38534807 |
| 5 | Fully factored | 11 | 25220866592<11> | 25×788152081 |
| 6 | Fully factored | 12 | 617948991058<12> | 2×7×11177×3949111 |
| 7 | Fully factored | 14 | 1738858340…91<14> | 593×29323074887<11> |
| 8 | Fully factored | 15 | 1675100382…20<15> | 23×5×3767×1111693909<10> |
| 9 | Fully factored | 18 | 3179353132…66<18> | 2×7×553057×41062069967<11> |
| 10 | Fully factored | 21 | 2473620640…71<21> | 284989×27895801×31114739 |
| 11 | Fully factored | 23 | 4277533082…97<23> | 73×61165409×9579980671…21<13> |
| 12 | Composite | 25 | 5835543759…15<25> | 5×1167108751…23<25> |
| ↳ | Open Open - the last known term is composite and not yet fully factored. | |||
Open end - submit a factor of the remaining composite
(25 digits) of term #12:
1167108751985063086698623
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 '246' --type 112 --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":"246"},"type":112,"part":"last20","fr":0}}'