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 | 5 |
3 | 1 |
4 | 20 |
5 | 15 |
6 | 1 |
7 | 60 |
8 | 155 |
9 | 30 |
10 | 1 |
11 | 120 |
12 | 1300 |
13 | 575 |
14 | 50 |
15 | 1 |
16 | 120 |
17 | 9220 |
18 | 8775 |
19 | 1525 |
20 | 75 |
21 | 1 |
22 | 0 |
23 | 55440 |
24 | 114520 |
25 | 36225 |
26 | 3325 |
27 | 105 |
28 | 1 |
29 | 0 |
30 | 277200 |
31 | 1315160 |
32 | 730345 |
33 | 112700 |
34 | 6370 |
35 | 140 |
36 | 1 |
37 | 0 |
38 | 1108800 |
39 | 13428800 |
40 | 13000680 |
41 | 3209745 |
42 | 291060 |
43 | 11130 |
44 | 180 |
45 | 1 |
46 | 0 |
47 | 3326400 |