factordbrpc · fdb
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Terminates
Home prime · Base 4 of 2642 length 12 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 4 2642 2×1321
1 Fully factored 4 9513 32×7×151
2 Fully factored 5 63383 241×263
3 Fully factored 6 247047 3×82349
4 Fully factored 6 868781 439×1979
5 Fully factored 7 1800123 3×13×101×457
6 Fully factored 8 16094665 5×17×189349
7 Fully factored 8 88531877 72×31×167×349
8 Fully factored 10 2004786525<10> 3×52×7×3818641
9 Fully factored 11 57277039761<11> 33×172×109×67343
10 Fully factored 14 1739149207…31<14> 353×3931×12533117
11 Fully factored 14 2432393905…21<14> 2432393905…21<14>
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '2642' --type 4 --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":"2642"},"type":4,"part":"last20","fr":0}}'