factordbrpc · fdb
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Terminates
Mid-divisor concatenation · Base 3 of 169 length 18 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 3 169 132
1 Fully factored 3 364 22×7×13
2 Fully factored 3 404 22×101
3 Fully factored 4 1073 29×37
4 Fully factored 4 2386 2×1193
5 Fully factored 4 5567 19×293
6 Fully factored 5 14144 26×13×17
7 Fully factored 5 25408 26×397
8 Fully factored 5 47053 211×223
9 Fully factored 5 51496 23×41×157
10 Fully factored 6 119870 2×5×11987
11 Fully factored 6 208817 7×23×1297
12 Fully factored 6 353404 22×53×1667
13 Fully factored 6 465311 7×11×6043
14 Fully factored 6 511240 23×5×12781
15 Fully factored 6 800101 23×43×809
16 Fully factored 7 1770272 25×72×1129
17 Fully factored 7 2470691 2470691
↳ Terminates The sequence reaches a prime and terminates.
From the command linefdb · curl
fdb
fdb seq view '169' --type 141 --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":"169"},"type":141,"part":"last20","fr":0}}'