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 | 4 |
3 | 33 |
4 | 408 |
5 | 6735 |
6 | 139680 |
7 | 3494715 |
8 | 102486720 |
9 | 3448812465 |
10 | 131019940800 |
11 | 5547190409145 |
12 | 259025571826560 |
13 | 13225167056035935 |
14 | 733000949195074560 |
15 | 43830500433645600675 |
16 | 2812624056522882201600 |
17 | 192798872614347464289825 |