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 | 1 |
2 | 2 |
3 | 5 |
4 | 23 |
5 | 231 |
6 | 5405 |
7 | 322799 |
8 | 42761356 |
9 | 12597156231 |
10 | 9136063939651 |
11 | 14655841196011960 |
12 | 51639276405198967750 |
13 | 449212631407010945983244 |
14 | 8871353886432410987179493370 |
15 | 378793180251425841753491012596531 |