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) |
---|---|
1 | 2 |
2 | 2 |
3 | 88 |
4 | 1028 |
5 | 289184 |
6 | 22451552 |
7 | 112890141568 |
8 | 50093449805856 |
9 | 6676830881369059840 |
10 | 15354513520142235310592 |
11 | 66620888067382334066280699904 |
12 | 750203718611121304644623635491840 |