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 | 1 |
3 | 3 |
4 | 28 |
5 | 490 |
6 | 15336 |
7 | 851368 |
8 | 85010976 |
9 | 15615858960 |
10 | 5388679220480 |
11 | 3548130389657216 |
12 | 4507988483733389568 |
13 | 11145255551131555572992 |
14 | 53964198507018134569758720 |
15 | 514158235191699333805861463040 |
16 | 9672967865350359173180572164444160 |