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 | 4 |
5 | 10 |
6 | 20 |
7 | 35 |
8 | 1176 |
9 | 10164 |
10 | 58920 |
11 | 277365 |
12 | 3363580 |
13 | 47567806 |
14 | 519759604 |
15 | 4591587455 |
16 | 51017687280 |
17 | 786120055400 |
18 | 12187597925136 |
19 | 165128862881769 |
20 | 2261843835692340 |
21 | 36940778814100210 |
22 | 678763188831800380 |
23 | 12143893591131411571 |
24 | 211404290379223149384 |