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 | 40 |
2 | 1560 |
3 | 60840 |
4 | 2372760 |
5 | 92537640 |
6 | 3608967960 |
7 | 140749750440 |
8 | 5489240267160 |
9 | 214080370419240 |
10 | 8349134446350360 |
11 | 325616243407664040 |
12 | 12699033492898897560 |
13 | 495262306223057004840 |
14 | 19315229942699223188760 |
15 | 753293967765269704361640 |