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 | 2 |
2 | 3 |
3 | 5 |
4 | 12 |
5 | 34 |
6 | 122 |
7 | 482 |
8 | 2328 |
9 | 11640 |
10 | 71952 |
11 | 424368 |
12 | 3312240 |
13 | 21357504 |
14 | 217045488 |
15 | 1351338864 |
16 | 19990187520 |
17 | 89379824256 |
18 | 2631270916224 |
19 | 892036259712 |
20 | 507945420198144 |
21 | -3068802187635456 |
22 | 142961233091051520 |
23 | -1849617314640322560 |
24 | 55640352746480440320 |