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 | 4 |
2 | 18 |
3 | 82 |
4 | 374 |
5 | 1706 |
6 | 7782 |
7 | 35498 |
8 | 161926 |
9 | 738634 |
10 | 3369318 |
11 | 15369322 |
12 | 70107974 |
13 | 319801226 |
14 | 1458790182 |
15 | 6654348458 |
16 | 30354161926 |
17 | 138462112714 |
18 | 631602239718 |
19 | 2881086973162 |
20 | 13142230386374 |
21 | 59948977985546 |
22 | 273460429154982 |
23 | 1247404189803818 |
24 | 5690100090709126 |