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 | 4 |
4 | 14 |
5 | 78 |
6 | 488 |
7 | 3526 |
8 | 28858 |
9 | 264256 |
10 | 2678632 |
11 | 29787932 |
12 | 360669542 |
13 | 4723907966 |
14 | 66555492656 |
15 | 1003783052878 |
16 | 16136592266226 |
17 | 275459689319104 |
18 | 4976428074043376 |
19 | 94860000118416084 |
20 | 1902729366895036542 |
21 | 40062161968084543054 |
22 | 883460565601444487384 |
23 | 20363470614798268185558 |
24 | 489687069917632739530538 |
25 | 12264310955130816605856448 |