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 | 2 |
2 | 14 |
3 | 192 |
4 | 6460 |
5 | 604352 |
6 | 176638592 |
7 | 175532923904 |
8 | 624721970104800 |
9 | 8175475971987294720 |
10 | 397644417676499319116800 |
11 | 72130520531109535961648537600 |
12 | 48849638890950023005189368829890560 |