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) |
---|---|
6 | 2 |
7 | 35 |
8 | 280 |
9 | 2856 |
10 | 30300 |
11 | 349734 |
12 | 4351368 |
13 | 58217640 |
14 | 834296862 |
15 | 12759002305 |
16 | 207501063952 |
17 | 3577028170736 |
18 | 65167077604440 |
19 | 1251273416561196 |
20 | 25258559758736880 |
21 | 534813397441926960 |
22 | 11852765770416416538 |
23 | 274422835213034666655 |