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 | 0 |
1 | 0 |
2 | 1 |
3 | 3 |
4 | 13 |
5 | 54 |
6 | 262 |
7 | 1294 |
8 | 7109 |
9 | 40367 |
10 | 248651 |
11 | 1587414 |
12 | 10827740 |
13 | 76494630 |
14 | 571499993 |
15 | 4414720825 |
16 | 35798107309 |
17 | 299547765240 |
18 | 2616358573834 |
19 | 23536296521084 |
20 | 220030456297349 |
21 | 2114721297588097 |
22 | 21046291460160803 |
23 | 214984439282684504 |
24 | 2267305399918683232 |