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 | 0 |
2 | 0 |
3 | 0 |
4 | 12 |
5 | 30 |
6 | 60 |
7 | 105 |
8 | 15288 |
9 | 136332 |
10 | 794160 |
11 | 3742695 |
12 | 165156420 |
13 | 2977295178 |
14 | 34259966832 |
15 | 307175369865 |
16 | 8066201665200 |
17 | 210501545175960 |
18 | 3893163654156768 |
19 | 56023707973290507 |
20 | 1275541469736173820 |
21 | 38629328708426716470 |
22 | 991445561747177496960 |