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 | 126 |
2 | 41990 |
3 | 15967980 |
4 | 6421422150 |
5 | 2663825039876 |
6 | 1127155102890908 |
7 | 483537022180231320 |
8 | 209536624110664757830 |
9 | 91505601042318156186900 |
10 | 40205863224219682380130740 |
11 | 17753412284992688334256754280 |
12 | 7871411119532225034145860092700 |
13 | 3502017467737750755575471520717480 |