This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 42 |
4 | 517 |
5 | 8420 |
6 | 171201 |
7 | 4181128 |
8 | 119339081 |
9 | 3900501648 |
10 | 143703797725 |
11 | 5893732487456 |
12 | 266358266633229 |
13 | 13153210420876864 |
14 | 704697559381904921 |
15 | 40714369264722337920 |
16 | 2523456287242464370321 |
17 | 167019778198736205721856 |
18 | 11757749450929277192860725 |