factordb · sequences

Sequence

Start with

Show

whole sequence last 20 terms last term range to

Terminates

Mid-divisor concatenation · Base 8 of 2064 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	2064	2⁴×3×43
1	Fully factored	4	2800	2⁴×5²×7
2	Fully factored	4	3256	2³×11×37
3	Fully factored	5	22602	2×3×3767
4	Fully factored	5	28343	7×4049
5	Fully factored	5	32721	3×13×839
6	Fully factored	6	160583	160583
↳	Terminates The sequence reaches a prime and terminates.

From the command linefdb · curl

fdb

fdb seq view '2064' --type 142 --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":"2064"},"type":142,"part":"last20","fr":0}}'