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 | 3 |
3 | 52 |
4 | 8925 |
5 | 22661496 |
6 | 1131162092095 |
7 | 1375009641495014400 |
8 | 48378633136349277767794425 |
9 | 57001313848230245122464621625840000 |
10 | 2552524038347870310755413660544832496799359491 |
11 | 4859161865915056755501262525796512204608930674134393036800 |