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 | 1 |
2 | 10 |
3 | 240 |
4 | 11280 |
5 | 1000080 |
6 | 169100832 |
7 | 55605632640 |
8 | 36058105605120 |
9 | 46450803286978560 |
10 | 119290436529298554880 |
11 | 611727201854914747760640 |
12 | 6268994998754867059071385600 |
13 | 128439243721180540266999017635840 |
14 | 5261899692949082390205726962630000640 |
15 | 431096933496167311430326245852780460769280 |