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 | 720 |
2 | 5388768000 |
3 | 739474163011584000000 |
4 | 2400828978003787120431882240000000000 |
5 | 213271990853093812884314351984207293234859212800000000000 |
6 | 569474121824212834327144127568532894901251393782268174537457286512640000000000000 |