factordbrpc · fdb
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Terminates
Inverse home prime · Base 7 of 42 length 9 The sequence reaches a prime. ↓ .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
0 Fully factored 2 42 2×3×7
1 Fully factored 3 366 2×3×61
2 Fully factored 4 3012 22×3×251
3 Fully factored 5 86256 24×32×599
4 Fully factored 8 70530175 52×29×97283
5 Fully factored 9 233577944 23×19×463×3319
6 Fully factored 12 133941409905<12> 3×5×17×525260431
7 Fully factored 13 1261150295…02<13> 2×11×52879×1084079
8 Fully factored 14 4374651606…29<14> 4374651606…29<14>
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '42' --type 17 --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":"42"},"type":17,"part":"last20","fr":0}}'