factordbrpc · fdb
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Terminates
Conway climb · Base 14 of 21 length 9 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 2 21 3×7
1 Fully factored 2 49 72
2 Fully factored 3 100 22×52
3 Fully factored 4 5952 26×3×31
4 Fully factored 5 93915 32×5×2087
5 Fully factored 7 1706111 11×43×3607
6 Fully factored 8 84480391 211×400381
7 Fully factored 9 113881245 3×5×2099×3617
8 Fully factored 10 5035073489<10> 5035073489<10>
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '21' --type 99 --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":"21"},"type":99,"part":"last20","fr":0}}'