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 | 6 |
3 | 138 |
4 | 8648 |
5 | 1272948 |
6 | 424058592 |
7 | 334836466656 |
8 | 728593565874816 |
9 | 5632989888855720864 |
10 | 184539760855097635059200 |
11 | 25027477244647424010315231744 |
12 | 13206715998089387470949589465286656 |
13 | 26431031766456352400292737393044784872448 |
14 | 199091399877503863934385670788355318673030504448 |