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 | 1 |
2 | 3 |
3 | 19 |
4 | 160 |
5 | 1744 |
6 | 23184 |
7 | 364176 |
8 | 6598656 |
9 | 135484416 |
10 | 3108695040 |
11 | 78831037440 |
12 | 2189265960960 |
13 | 66083318415360 |
14 | 2154235544616960 |
15 | 75425161203302400 |
16 | 2822882994841190400 |
17 | 112463980097804697600 |