factordbrpc · fdb
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Terminates
Aliquot variants · Unitary · σ*(n) − n of 2658 length 41 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.
nStatus DigitsTermFactorization
↳ Merges Joins the sequence of 318 (at index 22 of that sequence) - the terms below continue there.
21 Fully factored 4 2466 2×32×137
22 Fully factored 4 1674 2×33×31
23 Fully factored 4 1014 2×3×132
24 Fully factored 4 1026 2×33×19
25 Fully factored 3 654 2×3×109
26 Fully factored 3 666 2×32×37
27 Fully factored 3 474 2×3×79
28 Fully factored 3 486 2×35
↳ Continues Reaches 246 and continues as that sequence.
29 Fully factored 3 246 2×3×41
30 Fully factored 3 258 2×3×43
31 Fully factored 3 270 2×33×5
↳ Merges Joins the sequence of 210 (at index 5 of that sequence) - the terms below continue there.
32 Fully factored 3 234 2×32×13
↳ Merges Joins the sequence of 174 (at index 1 of that sequence) - the terms below continue there.
33 Fully factored 3 186 2×3×31
34 Fully factored 3 198 2×32×11
↳ Merges Joins the sequence of 138 (at index 2 of that sequence) - the terms below continue there.
35 Fully factored 3 162 2×34
↳ Continues Reaches 84 and continues as that sequence.
36 Fully factored 2 84 22×3×7
↳ Continues Reaches 76 and continues as that sequence.
37 Fully factored 2 76 22×19
↳ Continues Reaches 24 and continues as that sequence.
38 Fully factored 2 24 23×3
↳ Continues Reaches 12 and continues as that sequence.
39 Fully factored 2 12 22×3
↳ Continues Reaches 8 and continues as that sequence.
40 Fully factored 1 8 23
41 terminus 1 0 -
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '2658' --type 56 --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":"2658"},"type":56,"part":"last20","fr":0}}'