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 | 0 |
2 | 0 |
3 | 3 |
4 | 6 |
5 | 10 |
6 | 735 |
7 | 5691 |
8 | 29428 |
9 | 1122696 |
10 | 18159165 |
11 | 190810675 |
12 | 5768268726 |
13 | 143497346928 |
14 | 2479363382587 |
15 | 73013461310895 |
16 | 2336253676913640 |
17 | 58015822633914736 |
18 | 1850758447642034553 |
19 | 69357415099500398979 |
20 | 2252468410247071488970 |