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 | 2 |
1 | 10 |
2 | 40 |
3 | 440 |
4 | 3080 |
5 | 52360 |
6 | 52360 |
7 | 1204280 |
8 | 15655640 |
9 | 454013560 |
10 | 1816054240 |
11 | 1816054240 |
12 | 34505030560 |
13 | 1414706252960 |
14 | 1414706252960 |
15 | 66491193889120 |
16 | 332455969445600 |
17 | 17620166380616800 |
18 | 17620166380616800 |