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) |
---|---|
10 | 1 |
11 | 11 |
12 | 132 |
13 | 1430 |
14 | 15015 |
15 | 156156 |
16 | 1625624 |
17 | 17055896 |
18 | 181158120 |
19 | 1953517566 |
20 | 21426984722 |
21 | 239340203466 |
22 | 2724654560628 |
23 | 31626047962432 |
24 | 374383760685660 |
25 | 4520229252281160 |
26 | 55662052670665870 |
27 | 698975472340315170 |
28 | 8949358054013356980 |
29 | 116803043793523277190 |