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 | 18 |
5 | 83 |
6 | 464 |
7 | 3041 |
8 | 22810 |
9 | 192595 |
10 | 1807328 |
11 | 18658097 |
12 | 210138882 |
13 | 2563990859 |
14 | 33691089824 |
15 | 474327797585 |
16 | 7123141539610 |
17 | 113656386574099 |
18 | 1920170741071280 |
19 | 34242622099969217 |
20 | 642792206343361602 |
21 | 12669617513914228907 |
22 | 261613287097165614224 |
23 | 5647565141926833774977 |