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 | 0 |
1 | 0 |
2 | 2 |
3 | 3 |
4 | 32 |
5 | 150 |
6 | 1884 |
7 | 16380 |
8 | 249808 |
9 | 3255336 |
10 | 59596560 |
11 | 1037413080 |
12 | 22432698144 |
13 | 486784686960 |
14 | 12233449250736 |
15 | 316660035739320 |
16 | 9111729094222080 |
17 | 273147758526888000 |
18 | 8880267446524694016 |
19 | 301952732236006556160 |
20 | 10963551960785051470080 |