factordb · sequences

Sequence

Start with

Show

whole sequence last 20 terms last term range to

Terminates

Second-class home prime · Base 8 of 1790 length 6 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	1790	2×5×179
1	Fully factored	4	2739	3×11×83
2	Fully factored	4	5715	3²×5×127
3	Fully factored	5	14975	5²×599
4	Fully factored	5	21079	107×197
↳	Continues Reaches 197 and continues as that sequence.
5	Fully factored	3	197	197
↳	Terminates The sequence reaches a prime and terminates.

From the command linefdb · curl

fdb

fdb seq view '1790' --type 137 --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":"1790"},"type":137,"part":"last20","fr":0}}'