factordbrpc · fdb
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Terminates
Distinct-prime home prime, descending · Base 16 of 15977 length 12 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 15977 13×1229
1 Fully factored 5 19677 3×7×937
2 Fully factored 6 239987 11×21817
3 Fully factored 6 349083 33×7×1847
4 Fully factored 6 472947 3×157649
5 Fully factored 7 2522387 7×23×15667
6 Fully factored 8 64172407 13×4936339
7 Fully factored 8 78981437 197×587×683
8 Fully factored 9 716327877 3×238775959
9 Fully factored 10 3820415347<10> 7×457×1194253
10 Fully factored 11 78266571927<11> 3×26088857309<11>
11 Fully factored 12 417421716947<12> 417421716947<12>
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '15977' --type 134 --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":"15977"},"type":134,"part":"last20","fr":0}}'