factordb · sequences

Sequence

Start with

Show

whole sequence last 20 terms last term range to

Terminates

Inverse home prime · Base 23 of 3791 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.

n	Status	Digits	Term	Factorization
0	Fully factored	4	3791	17×223
1	Fully factored	4	5146	2×31×83
2	Fully factored	7	1010576	2⁴×7²×1289
3	Fully factored	12	190865299649<12>	190865299649<12>
↳	Terminates The sequence reaches a prime and terminates.

From the command linefdb · curl

fdb

fdb seq view '3791' --type 73 --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":"3791"},"type":73,"part":"last20","fr":0}}'