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 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 10 |
5 | 56 |
6 | 224 |
7 | 768 |
8 | 2400 |
9 | 7040 |
10 | 19712 |
11 | 53248 |
12 | 139776 |
13 | 358400 |
14 | 901120 |
15 | 2228224 |
16 | 5431296 |
17 | 13074432 |
18 | 31129600 |
19 | 73400320 |
20 | 171573248 |
21 | 397934592 |
22 | 916455424 |
23 | 2097152000 |
24 | 4771020800 |
25 | 10796138496 |
26 | 24310185984 |
27 | 54492397568 |
28 | 121634816000 |
29 | 270448721920 |
30 | 599147937792 |