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 | 5 |
2 | 15 |
3 | 140 |
4 | 8795 |
5 | 9808325 |
6 | 57315191130 |
7 | 2812698182891585 |
8 | 894119494320160426760 |
9 | 2048089587570930007354766745 |
10 | 32079229816919862900907520464756250 |
11 | 3500720882833094608324749707338857577696205 |
12 | 2633228648869966875007549667526201212159637714889015 |