factordbrpc · fdb
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Terminates
Mid-divisor concatenation · Base 10 of 20495 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 20495 5×4099
1 Fully factored 5 54099 32×6011
2 Fully factored 5 96011 67×1433
3 Fully factored 6 671433 3×7×31973
4 Fully factored 7 2131973 79×26987
5 Fully factored 7 7926987 3×2642329
6 Fully factored 8 32642329 17×53×36229
7 Fully factored 8 90136229 163×552983
8 Fully factored 9 163552983 3×11×4956151
9 Fully factored 9 334956151 17×1699×11597
10 Fully factored 10 1159728883<10> 1159728883<10>
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '20495' --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":"20495"},"type":143,"part":"last20","fr":0}}'