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 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 0 |
7 | 1 |
8 | 0 |
9 | 1 |
10 | 126 |
11 | 1 |
12 | 792 |
13 | 1 |
14 | 3718 |
15 | 126127 |
16 | 15808 |
17 | 2450449 |
18 | 64702 |
19 | 31593277 |
20 | 489125360 |
21 | 343746937 |
22 | 21511079558 |
23 | 3435303323 |
24 | 588969369056 |
25 | 5227461790937 |
26 | 13006203613950 |
27 | 434431246754441 |
28 | 255046847579760 |
29 | 21684989820772201 |
30 | 128034458842091862 |