factordb · sequences

Sequence

Start with

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whole sequence last 20 terms last term range to

Terminates

Mid-divisor concatenation · Base 3 of 4996 length 7 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	4996	2²×1249
1	Fully factored	4	9997	13×769
2	Fully factored	5	29200	2⁴×5²×73
3	Fully factored	5	35678	2×17839
4	Fully factored	5	57205	5×17×673
5	Fully factored	5	62638	2×31319
6	Fully factored	6	149417	149417
↳	Terminates The sequence reaches a prime and terminates.

From the command linefdb · curl

fdb

fdb seq view '4996' --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":"4996"},"type":141,"part":"last20","fr":0}}'