factordbrpc · fdb
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Terminates
Aliquot of 3920 length 17 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.
nStatus DigitsTermFactorization
0 Fully factored 4 3920 24×5×72
1 Fully factored 4 6682 2×13×257
2 Fully factored 4 4154 2×31×67
↳ Merges Joins the aliquot sequence of 138 (at index 164 of that sequence) - the terms below continue there.
3 Fully factored 4 2374 2×1187
4 Fully factored 4 1190 2×5×7×17
5 Fully factored 4 1402 2×701
6 Fully factored 3 704 26×11
7 Fully factored 3 820 22×5×41
8 Fully factored 3 944 24×59
9 Fully factored 3 916 22×229
10 Fully factored 3 694 2×347
11 Fully factored 3 350 2×52×7
12 Fully factored 3 394 2×197
13 Fully factored 3 200 23×52
14 Fully factored 3 265 5×53
↳ Drops below start Descends to 59 and continues as that sequence.
15 Fully factored 2 59 59
16 unit 1 1 -
17 terminus 1 0 -
↳ Terminates The sequence reaches 1 and terminates.
From the command linefdb · curl
fdb
fdb seq view '3920' --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":"3920"},"type":1,"part":"last20","fr":0}}'