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 | 1 |
2 | 20 |
3 | 441 |
4 | 9680 |
5 | 212521 |
6 | 4665780 |
7 | 102434641 |
8 | 2248896320 |
9 | 49373284401 |
10 | 1083963360500 |
11 | 23797820646601 |
12 | 522468090864720 |
13 | 11470500178377241 |
14 | 251828535833434580 |
15 | 5528757288157183521 |
16 | 121380831803624602880 |