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 | 71 |
4 | 1280 |
5 | 31201 |
6 | 961184 |
7 | 35838991 |
8 | 1569696768 |
9 | 79007365921 |
10 | 4494170889472 |
11 | 285130996517399 |
12 | 19963494971809792 |
13 | 1529055924661457921 |
14 | 127179971644212387840 |
15 | 11416028319985437309215 |
16 | 1099976414821996358795264 |
17 | 113239907265894992879189185 |
18 | 12404749306625020735299780608 |