factordbrpc · fdb
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Terminates
Mid-divisor concatenation · Base 10 of 55253 length 11 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 55253 11×5023
1 Fully factored 6 115023 3×23×1667
2 Fully factored 6 691667 197×3511
3 Fully factored 7 1973511 33×19×3847
4 Fully factored 7 5133847 17×301991
5 Fully factored 8 17301991 7×2471713
6 Fully factored 8 72471713 1493×48541
7 Fully factored 9 149348541 3×53×939299
8 Fully factored 9 159939299 13×281×43783
9 Fully factored 9 365343783 3×7×1097×15859
10 Fully factored 10 1585923037<10> 1585923037<10>
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '55253' --type 143 --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":"55253"},"type":143,"part":"last20","fr":0}}'