factordbrpc · fdb
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Terminates
Aliquot variants · Quasi · σ(n) − n − 1 of 19480 length 2 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 5 19480 23×5×487
1 Fully factored 5 24439 24439
2 terminus 1 0 -
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '19480' --type 55 --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":"19480"},"type":55,"part":"last20","fr":0}}'