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 | 168 |
2 | 72072 |
3 | 37752000 |
4 | 21636143100 |
5 | 13053584427840 |
6 | 8141901337189620 |
7 | 5198083656717631680 |
8 | 3376354693360163389875 |
9 | 2222371681246143931063560 |
10 | 1478289894198059998030179204 |
11 | 991793399749992922720024531872 |
12 | 670139971927397485144595595426978 |
13 | 455519420546971097210713116712430400 |