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 | 6 |
2 | 66 |
3 | 1032 |
4 | 20856 |
5 | 516384 |
6 | 15129600 |
7 | 511880160 |
8 | 19637499360 |
9 | 842285112000 |
10 | 39939749040960 |
11 | 2074625404323840 |
12 | 117151213971202560 |
13 | 7145371319204666880 |
14 | 468138620331976343040 |
15 | 32788234887866638709760 |
16 | 2444773199922430356833280 |