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) |
---|---|
1 | 2 |
2 | 264 |
3 | 1015440 |
4 | 90449251200 |
5 | 169107043478365440 |
6 | 6267416821165079203599360 |
7 | 4435711276305905572695127676467200 |
8 | 58393052751308545653929138771580386824519680 |
9 | 14021772793551297695593332913856884153315254190271692800 |
10 | 60498832138791357698014788383803842810832836262245623803123983974400 |