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 | 17 |
2 | 272 |
3 | 4216 |
4 | 65280 |
5 | 1009800 |
6 | 15620280 |
7 | 241617600 |
8 | 3737392200 |
9 | 57810713400 |
10 | 894227472000 |
11 | 13832085717000 |
12 | 213957412227000 |
13 | 3309535172520000 |
14 | 51192538485165000 |
15 | 791856215398035000 |
16 | 12248587087545600000 |