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 | 9720 |
5 | 556400 |
6 | 41153220 |
7 | 3737360130 |
8 | 402876727680 |
9 | 50302825722720 |
10 | 7141958361129600 |
11 | 1136668023900846360 |
12 | 200486825731741824000 |
13 | 38826473000115470677800 |
14 | 8192096172894406564646400 |
15 | 1870885111733841408594984000 |
16 | 459893703431651653070494156800 |