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 | 1 |
2 | 6 |
3 | 62 |
4 | 916 |
5 | 17644 |
6 | 419360 |
7 | 11859840 |
8 | 388965600 |
9 | 14514046560 |
10 | 607165485120 |
11 | 28143329181120 |
12 | 1431690475207680 |
13 | 79302863940387840 |
14 | 4751108622148907520 |
15 | 306118435580577146880 |
16 | 21107196651940518551040 |
17 | 1550773243761690603179520 |
18 | 120947288498720390755353600 |