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 | 252 |
3 | 299880 |
4 | 1112865264 |
5 | 11126161436292 |
6 | 255654847841227632 |
7 | 11676346013544951854304 |
8 | 953196481551725431240711680 |
9 | 128864126679853773803689954958112 |
10 | 27235509875891350493949247236459319296 |
11 | 8599544533810439129313490410035564948257536 |