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 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 10 |
6 | 85 |
7 | 735 |
8 | 6804 |
9 | 68544 |
10 | 754130 |
11 | 9044750 |
12 | 117779431 |
13 | 1657347978 |
14 | 25083122701 |
15 | 406495546275 |
16 | 7025691638029 |
17 | 129034238530984 |
18 | 2510053743368448 |
19 | 51563288466007704 |
20 | 1115617292385725186 |
21 | 25359995212317017700 |
22 | 604332959567317283050 |
23 | 15066452630930326289950 |