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 | 2 |
2 | 18 |
3 | 200 |
4 | 2870 |
5 | 49392 |
6 | 976668 |
7 | 21697104 |
8 | 532727910 |
9 | 14275220960 |
10 | 413469332276 |
11 | 12845983030608 |
12 | 425442421627132 |
13 | 14941814934855200 |
14 | 554044899080129400 |
15 | 21608731448473756320 |
16 | 883563752144886420870 |