factordb · sequences

Sequence

Start with

Show

whole sequence last 20 terms last term range to

Terminates

Home prime · Base 3 of 4169 length 16 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	4169	11×379
1	Fully factored	4	8398	2×13×17×19
2	Fully factored	5	49321	31×37×43
3	Fully factored	6	206431	17×12143
4	Fully factored	6	346754	2×281×617
5	Fully factored	7	1268348	2²×317087
6	Fully factored	7	4568615	5×913723
7	Fully factored	7	8885338	2×7×11×57697
8	Fully factored	8	40565311	4339×9349
9	Fully factored	8	85413886	2×42706943
10	Fully factored	9	128800385	5×7×3680011
11	Fully factored	9	252394399	193×283×4621
12	Fully factored	9	924974401	13×29×127×19319
13	Fully factored	10	5177691518<10>	2×1481×1748039
14	Fully factored	11	28006031534<11>	2×13×9151×117709
15	Fully factored	12	235235744773<12>	235235744773<12>
↳	Terminates The sequence reaches a prime and terminates.

From the command linefdb · curl

fdb

fdb seq view '4169' --type 3 --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":"4169"},"type":3,"part":"last20","fr":0}}'