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) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 6 |
5 | 60 |
6 | 840 |
7 | 360360 |
8 | 232792560 |
9 | 144403552893600 |
10 | 164249358725037825439200 |
11 | 718766754945489455304472257065075294400 |
12 | 33312720618553145840562713089120360606823375590405920630576000 |