factordbrpc · fdb
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Terminates
Mid-divisor concatenation · Base 2 of 448 length 6 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 3 448 26×7
1 Fully factored 3 540 22×33×5
2 Fully factored 3 667 23×29
3 Fully factored 3 765 32×5×17
4 Fully factored 4 1133 11×103
5 Fully factored 4 1511 1511
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '448' --type 140 --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":"448"},"type":140,"part":"last20","fr":0}}'