factordb · sequences

Sequence

Start with

Show

whole sequence last 20 terms last term range to

Terminates

Mid-divisor concatenation · Base 3 of 23958 length 8 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	5	23958	2×3²×11³
1	Fully factored	5	29601	3²×11×13×23
2	Fully factored	5	34956	2²×3²×971
3	Fully factored	5	79703	13×6131
4	Fully factored	5	91424	2⁵×2857
5	Fully factored	6	212809	139×1531
6	Fully factored	6	305524	2²×17×4493
7	Fully factored	6	450641	450641
↳	Terminates The sequence reaches a prime and terminates.

From the command linefdb · curl

fdb

fdb seq view '23958' --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":"23958"},"type":141,"part":"last20","fr":0}}'