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 | 2 |
2 | 10 |
3 | 60 |
4 | 398 |
5 | 2820 |
6 | 20892 |
7 | 159868 |
8 | 1253758 |
9 | 10024070 |
10 | 81400672 |
11 | 669532924 |
12 | 5566386324 |
13 | 46701736772 |
14 | 394910202608 |
15 | 3362210548344 |
16 | 28797181196766 |
17 | 247955463799812 |
18 | 2145088563952510 |
19 | 18636002388075260 |
20 | 162523319555310664 |
21 | 1422259430668179592 |
22 | 12485554521209720492 |
23 | 109922263517662775292 |