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) |
---|---|
1 | 1 |
2 | 9 |
3 | 53 |
4 | 260 |
5 | 1156 |
6 | 4845 |
7 | 19551 |
8 | 76912 |
9 | 297275 |
10 | 1134705 |
11 | 4292145 |
12 | 16128061 |
13 | 60304951 |
14 | 224660626 |
15 | 834641671 |
16 | 3094322026 |
17 | 11453607152 |
18 | 42344301686 |
19 | 156404021389 |
20 | 577291806894 |
21 | 2129654436910 |
22 | 7853149169635 |
23 | 28949515515376 |
24 | 106692395098433 |
25 | 393137817645838 |