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 | 1 |
3 | 4 |
4 | 14 |
5 | 52 |
6 | 205 |
7 | 832 |
8 | 3492 |
9 | 14960 |
10 | 65322 |
11 | 289384 |
12 | 1298064 |
13 | 5882712 |
14 | 26897352 |
15 | 123919576 |
16 | 574718308 |
17 | 2681028168 |
18 | 12571650355 |
19 | 59222213028 |
20 | 280139215118 |
21 | 1330101884932 |
22 | 6336757979653 |
23 | 30282375754944 |
24 | 145124083402256 |
25 | 697293746743760 |
26 | 3358385599930269 |
27 | 16210842955175380 |