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) |
---|---|
1 | 1 |
2 | 2 |
3 | 22 |
4 | 336 |
5 | 6006 |
6 | 117348 |
7 | 2428272 |
8 | 52303680 |
9 | 1160427510 |
10 | 26337699740 |
11 | 608642155660 |
12 | 14272471122560 |
13 | 338764038330480 |
14 | 8123136091556640 |
15 | 196484811079765440 |
16 | 4788469475873867520 |
17 | 117465323079289162230 |
18 | 2898183118626011393100 |