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 | 3 |
2 | 9 |
3 | 30 |
4 | 96 |
5 | 294 |
6 | 840 |
7 | 2214 |
8 | 5796 |
9 | 14112 |
10 | 34158 |
11 | 76062 |
12 | 167928 |
13 | 337476 |
14 | 670626 |
15 | 1181064 |
16 | 2067900 |
17 | 3103404 |
18 | 4666542 |
19 | 5758008 |
20 | 7176144 |
21 | 6899904 |
22 | 6743712 |
23 | 4535916 |
24 | 3117192 |
25 | 1098900 |
26 | 392628 |
27 | 0 |