factordbrpc · fdb
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Cycle
Aliquot variants · Bi-unitary · σ**(n) − n of 3576 length 19 Enters a cycle of length 4. ↓ .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 3576 23×3×149
1 Fully factored 4 5424 24×3×113
2 Fully factored 4 6888 23×3×7×41
3 Fully factored 5 13272 23×3×7×79
4 Fully factored 5 25128 23×32×349
5 Fully factored 5 27372 22×3×2281
6 Fully factored 5 18268 22×4567
7 Fully factored 4 4572 22×32×127
↳ Continues Reaches 1828 and continues as that sequence.
8 Fully factored 4 1828 22×457
↳ Continues Reaches 462 and continues as that sequence.
9 Fully factored 3 462 2×3×7×11
10 Fully factored 3 690 2×3×5×23
11 Fully factored 4 1038 2×3×173
12 Fully factored 4 1050 2×3×52×7
13 Fully factored 4 1446 2×3×241
14 Fully factored 4 1458 2×36
↳ Merges Joins the sequence of 1620 (at index 1 of that sequence) - the terms below continue there.
15 Fully factored 4 1740 22×3×5×29
16 Fully factored 4 1860 22×3×5×31
17 Fully factored 4 1980 22×32×5×11
18 Fully factored 4 1620 22×34×5
↳ Cycle Enters a cycle of length 4 - a cycle.
From the command linefdb · curl
fdb
fdb seq view '3576' --type 59 --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":"3576"},"type":59,"part":"last20","fr":0}}'