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 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 2 |
6 | 0 |
7 | 0 |
8 | 1 |
9 | 6 |
10 | 6 |
11 | 0 |
12 | 1 |
13 | 12 |
14 | 30 |
15 | 20 |
16 | 1 |
17 | 20 |
18 | 90 |
19 | 140 |
20 | 71 |
21 | 30 |
22 | 210 |
23 | 560 |
24 | 631 |
25 | 294 |
26 | 420 |
27 | 1680 |
28 | 3151 |
29 | 2828 |
30 | 1680 |
31 | 4200 |
32 | 11551 |
33 | 16704 |
34 | 13272 |
35 | 12672 |
36 | 34651 |
37 | 72162 |
38 | 86064 |
39 | 69960 |
40 | 102961 |
41 | 252362 |
42 | 423390 |
43 | 446160 |
44 | 429001 |
45 | 805508 |
46 | 1685970 |
47 | 2393820 |
48 | 2419561 |