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 | 12 |
3 | 576 |
4 | 414720 |
5 | 7166361600 |
6 | 4334215495680000 |
7 | 125824009525788672000000 |
8 | 230121443546659694208614400000000 |
9 | 33669808475874225917238947767910400000000000 |
10 | 487707458060712424140716248549520230160793600000000000000 |