factordb · sequences

Sequence

Start with

Show

whole sequence last 20 terms last term range to

Terminates

Aliquot of 2368 length 20 The sequence reaches 1. ↓ .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	2368	2⁶×37
1	Fully factored	4	2458	2×1229
↳	Drops below start Descends to 1232 and continues as that sequence.
2	Fully factored	4	1232	2⁴×7×11
3	Fully factored	4	1744	2⁴×109
4	Fully factored	4	1666	2×7²×17
5	Fully factored	4	1412	2²×353
↳	Drops below start Descends to 1066 and continues as that sequence.
6	Fully factored	4	1066	2×13×41
↳	Drops below start Descends to 698 and continues as that sequence.
7	Fully factored	3	698	2×349
↳	Drops below start Descends to 352 and continues as that sequence.
8	Fully factored	3	352	2⁵×11
9	Fully factored	3	404	2²×101
↳	Drops below start Descends to 310 and continues as that sequence.
10	Fully factored	3	310	2×5×31
↳	Drops below start Descends to 266 and continues as that sequence.
11	Fully factored	3	266	2×7×19
↳	Drops below start Descends to 214 and continues as that sequence.
12	Fully factored	3	214	2×107
↳	Drops below start Descends to 110 and continues as that sequence.
13	Fully factored	3	110	2×5×11
↳	Merges Joins the aliquot sequence of 80 (at index 1 of that sequence) - the terms below continue there.
14	Fully factored	3	106	2×53
↳	Drops below start Descends to 56 and continues as that sequence.
15	Fully factored	2	56	2³×7
↳	Merges Joins the aliquot sequence of 48 (at index 2 of that sequence) - the terms below continue there.
16	Fully factored	2	64	2⁶
17	Fully factored	2	63	3²×7
↳	Drops below start Descends to 41 and continues as that sequence.
18	Fully factored	2	41	41
19	unit	1	1	-
20	terminus	1	0	-
↳	Terminates The sequence reaches 1 and terminates.

From the command linefdb · curl

fdb

fdb seq view '2368' --type 1 --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":"2368"},"type":1,"part":"last20","fr":0}}'