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 | 4 |
2 | 16 |
3 | 70 |
4 | 344 |
5 | 1908 |
6 | 11904 |
7 | 83028 |
8 | 642960 |
9 | 5490560 |
10 | 51373420 |
11 | 523581128 |
12 | 5781166688 |
13 | 68819889018 |
14 | 879350377816 |
15 | 12012238559559 |
16 | 174794145558664 |
17 | 2700485871440464 |
18 | 44163954923956850 |
19 | 762460145368056070 |