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 | 1 |
2 | 7 |
3 | 49 |
4 | 391 |
5 | 3601 |
6 | 37927 |
7 | 451249 |
8 | 5995591 |
9 | 88073041 |
10 | 1418137447 |
11 | 24846302449 |
12 | 470675213191 |
13 | 9587626273681 |
14 | 209000505036967 |
15 | 4855088300025649 |
16 | 119739457665173191 |
17 | 3124793129198573521 |
18 | 86030517992814720487 |
19 | 2492084621605727380849 |
20 | 75769449406015305475591 |