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 | 15 |
7 | 175 |
8 | 1960 |
9 | 22449 |
10 | 269577 |
11 | 3430790 |
12 | 46480830 |
13 | 671260876 |
14 | 10329270952 |
15 | 169125055736 |
16 | 2940784282800 |
17 | 54182845939104 |
18 | 1055291277366108 |
19 | 21674715826211532 |
20 | 468366193441002564 |
21 | 10624074081842024496 |
22 | 252432685158931968768 |
23 | 6270222495850552958004 |