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 | 29 |
4 | 304 |
5 | 4100 |
6 | 67520 |
7 | 1314167 |
8 | 29520128 |
9 | 751658635 |
10 | 21393444864 |
11 | 673046604600 |
12 | 23192501108736 |
13 | 868730852002205 |
14 | 35145114836811776 |
15 | 1527192185786650417 |
16 | 70941146068492943360 |
17 | 3508043437942077557884 |
18 | 183989995827118805352448 |