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 | 26 |
4 | 184 |
5 | 1451 |
6 | 12020 |
7 | 103734 |
8 | 921132 |
9 | 8364877 |
10 | 77317704 |
11 | 725029730 |
12 | 6880482816 |
13 | 65955731874 |
14 | 637703938860 |
15 | 6211709281162 |
16 | 60900108419200 |
17 | 600486291654444 |
18 | 5950951929703520 |
19 | 59242473406384472 |
20 | 592166933647780576 |