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 | 1 |
2 | 3 |
3 | 30 |
4 | 586 |
5 | 17430 |
6 | 696744 |
7 | 34892228 |
8 | 2095250576 |
9 | 146470011822 |
10 | 11669877667640 |
11 | 1043022527852272 |
12 | 103294254944725680 |
13 | 11223660850862809960 |
14 | 1327297414140637610776 |
15 | 169690627501555713200460 |
16 | 23320015259500560303564736 |
17 | 3428111061331035575475494598 |
18 | 536769111685159965192282250632 |
19 | 89187403511916331132476542213808 |