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 | 9 |
3 | 117 |
4 | 1905 |
5 | 36585 |
6 | 802221 |
7 | 19664325 |
8 | 530764089 |
9 | 15596609985 |
10 | 494555435781 |
11 | 16802009359677 |
12 | 608027982857169 |
13 | 23322183958778553 |
14 | 944242763282027421 |
15 | 40207158379868421429 |
16 | 1795007963258388557673 |
17 | 83786699444454149125041 |
18 | 4079132811705470375924277 |