factordbrpc · fdb
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Terminates
Inverse home prime · Base 8 of 1281 length 4 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 4 1281 3×7×61
1 Fully factored 4 3963 3×1321
2 Fully factored 5 10571 11×312
3 Fully factored 6 128971 128971
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '1281' --type 18 --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":"1281"},"type":18,"part":"last20","fr":0}}'