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 | 2 |
2 | 12 |
3 | 720 |
4 | 151200 |
5 | 4191264000 |
6 | 251727315840000 |
7 | 1542111744113740800000 |
8 | 10769764221549079560253440000000 |
9 | 12109394351419848024974600399142912000000000 |
10 | 78344066654781231654807043124290195568885760000000000 |
11 | 188552692884723759943358058475004257579791386442930585600000000000 |