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 | 20 |
2 | 200 |
3 | 1360 |
4 | 7200 |
5 | 32024 |
6 | 125280 |
7 | 443680 |
8 | 1450240 |
9 | 4435940 |
10 | 12827888 |
11 | 35346800 |
12 | 93377920 |
13 | 237675640 |
14 | 585229760 |
15 | 1398704736 |
16 | 3253934080 |
17 | 7386124520 |
18 | 16392493800 |
19 | 35634450320 |
20 | 75992326592 |
21 | 159199081600 |
22 | 328027789600 |