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 | 3 |
2 | 21 |
3 | 171 |
4 | 1512 |
5 | 14040 |
6 | 134775 |
7 | 1325457 |
8 | 13279329 |
9 | 135014931 |
10 | 1389328200 |
11 | 14440275000 |
12 | 151366896639 |
13 | 1598281697205 |
14 | 16983592285797 |
15 | 181478066048739 |
16 | 1948770301135167 |
17 | 21018820972926429 |
18 | 227600123488744275 |
19 | 2473358642698093245 |
20 | 26965560597470251857 |