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 | 6839 |
9 | 69804 |
10 | 784580 |
11 | 9680000 |
12 | 130312336 |
13 | 1901581968 |
14 | 29895585356 |
15 | 503657235900 |
16 | 9051009737834 |
17 | 172807817059664 |
18 | 3493189152511608 |
19 | 74530548004474584 |
20 | 1673793045085649146 |
21 | 39467836062718058100 |
22 | 974939402596817961050 |
23 | 25177327470510057799550 |