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 | 0 |
4 | 1 |
5 | 10 |
6 | 85 |
7 | 735 |
8 | 6804 |
9 | 68544 |
10 | 754130 |
11 | 9044750 |
12 | 117773656 |
13 | 1656897528 |
14 | 25061576176 |
15 | 405667844400 |
16 | 6997383182854 |
17 | 128126051451184 |
18 | 2481884332498848 |
19 | 50702417505257904 |
20 | 1089371806098805286 |
21 | 24555007848629510700 |
22 | 579348221233739760550 |
23 | 14278529041496660104450 |