factordb · sequences

Sequence

Start with

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whole sequence last 20 terms last term range to

Terminates

Aliquot variants · Coreful · s#(n) − n of 4248 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	4248	2³×3²×59
1	Fully factored	4	5664	2⁵×3×59
2	Fully factored	4	5310	2×3²×5×59
↳	Continues Reaches 1770 and continues as that sequence.
3	Fully factored	4	1770	2×3×5×59
4	terminus	1	0	-
↳	Terminates The sequence reaches a prime and terminates.

From the command linefdb · curl

fdb

fdb seq view '4248' --type 58 --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":"4248"},"type":58,"part":"last20","fr":0}}'