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 | 2 |
2 | 10 |
3 | 90 |
4 | 1184 |
5 | 20650 |
6 | 450252 |
7 | 11803526 |
8 | 361892848 |
9 | 12712357170 |
10 | 503564718260 |
11 | 22212233618542 |
12 | 1079909444635848 |
13 | 57379354040049002 |
14 | 3308238701451609772 |
15 | 205715613407117613270 |
16 | 13724187813695296374752 |
17 | 977841609869801208944482 |
18 | 74108335568947966714172004 |