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 | 5 |
3 | 49 |
4 | 745 |
5 | 16001 |
6 | 472621 |
7 | 19659025 |
8 | 1211940689 |
9 | 112956505345 |
10 | 15173515994581 |
11 | 2723523227716721 |
12 | 615752085911442745 |
13 | 169058306483325138049 |
14 | 55091534512604633032445 |
15 | 20970346191311260824482641 |
16 | 9209286575036784425924388001 |
17 | 4618748590360572876528407678465 |
18 | 2622629436345978251926864051089829 |
19 | 1673388831386832236982492861374330545 |
20 | 1191875845170136556300137233780466470281 |