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 | 4 |
2 | 40 |
3 | 816 |
4 | 48400 |
5 | 9333312 |
6 | 6202675584 |
7 | 14372025574144 |
8 | 117323908831879296 |
9 | 3413309842639341263872 |
10 | 357775914831345583881365504 |
11 | 136403808102564598893326677037056 |
12 | 190699341738365392248566307143860137984 |