factordbrpc · fdb
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Terminates
Aliquot variants · Quasi · σ(n) − n − 1 of 49760 length 15 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
0 Fully factored 5 49760 25×5×311
1 Fully factored 5 68175 33×52×101
2 Fully factored 5 58304 26×911
3 Fully factored 5 57519 32×7×11×83
↳ Continues Reaches 47312 and continues as that sequence.
4 Fully factored 5 47312 24×2957
↳ Continues Reaches 44385 and continues as that sequence.
5 Fully factored 5 44385 3×5×11×269
↳ Continues Reaches 33374 and continues as that sequence.
6 Fully factored 5 33374 2×11×37×41
↳ Continues Reaches 24081 and continues as that sequence.
7 Fully factored 5 24081 3×23×349
↳ Continues Reaches 9518 and continues as that sequence.
8 Fully factored 4 9518 2×4759
↳ Continues Reaches 4761 and continues as that sequence.
9 Fully factored 4 4761 32×232
↳ Continues Reaches 2427 and continues as that sequence.
10 Fully factored 4 2427 3×809
↳ Continues Reaches 812 and continues as that sequence.
11 Fully factored 3 812 22×7×29
12 Fully factored 3 867 3×172
↳ Continues Reaches 360 and continues as that sequence.
13 Fully factored 3 360 23×32×5
14 Fully factored 3 809 809
15 terminus 1 0 -
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '49760' --type 55 --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":"49760"},"type":55,"part":"last20","fr":0}}'