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 | 4 |
3 | 33 |
4 | 416 |
5 | 7100 |
6 | 153234 |
7 | 4004000 |
8 | 122919208 |
9 | 4336955424 |
10 | 172946624880 |
11 | 7692618593352 |
12 | 377615317473624 |
13 | 20278301717340888 |
14 | 1182581903027279832 |
15 | 74428445506232769240 |
16 | 5028336618916834615104 |
17 | 362962785521720282899200 |