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 | 1 |
2 | 2 |
3 | 6 |
4 | 24 |
5 | 106 |
6 | 496 |
7 | 2428 |
8 | 12288 |
9 | 63762 |
10 | 337392 |
11 | 1813628 |
12 | 9876096 |
13 | 54365876 |
14 | 302037408 |
15 | 1691327224 |
16 | 9536234496 |
17 | 54093070626 |
18 | 308474110000 |
19 | 1767481876540 |
20 | 10170367611008 |
21 | 58746459504884 |
22 | 340513035730944 |
23 | 1979964903739992 |
24 | 11546094361266176 |
25 | 67509252360531940 |