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) |
---|---|
1 | 2 |
2 | 6 |
3 | 14 |
4 | 30 |
5 | 30 |
6 | 42 |
7 | 30 |
8 | 78 |
9 | 182 |
10 | 1110 |
11 | 570 |
12 | 1830 |
13 | 6666 |
14 | 2310 |
15 | 2534 |
16 | 5538 |
17 | 9870 |
18 | 20010 |
19 | 141270 |
20 | 14070 |
21 | 480090 |
22 | 155490 |
23 | 334110 |
24 | 1794858 |
25 | 2463270 |
26 | 2132130 |
27 | 2349390 |