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 | 40 |
2 | 1560 |
3 | 60060 |
4 | 2311920 |
5 | 88979280 |
6 | 3424561140 |
7 | 131801403240 |
8 | 5072652999960 |
9 | 195231667516860 |
10 | 7513899339838320 |
11 | 289188142406526480 |
12 | 11130010920731869140 |
13 | 428361764988438838440 |
14 | 16486399071025250766360 |