factordbrpc · fdb
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Terminates
Mid-divisor concatenation · Base 3 of 39 length 7 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 39 3×13
1 Fully factored 2 94 2×47
2 Fully factored 3 209 11×19
3 Fully factored 3 316 22×79
4 Fully factored 3 403 13×31
5 Fully factored 4 1084 22×271
6 Fully factored 4 3187 3187
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '39' --type 141 --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":"39"},"type":141,"part":"last20","fr":0}}'