cp's OEIS Frontend

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.

A124921 Distributes the number of permutations in the alternating group; cf. A060351.

Table of values

n a(n)
0 1
1 1
2 1
3 0
4 1
5 1
6 1
7 0
8 1
9 1
10 3
11 1
12 1
13 3
14 1
15 1
16 1
17 2
18 5
19 2
20 5
21 8
22 5
23 2
24 2
25 5
26 8
27 5
28 2
29 5
30 2
31 1
32 1
33 2
34 8
35 4
36 9
37 18
38 12
39 6
40 8
41 19
42 31
43 17
44 12
45 21
46 9
47 3
48 2
49 10
50 19
51 14
52 18
53 30
54 21
55 6
56 4
57 14
58 17
59 10
60 6
61 6
62 3
63 0

List of values

[1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 3, 1, 1, 3, 1, 1, 1, 2, 5, 2, 5, 8, 5, 2, 2, 5, 8, 5, 2, 5, 2, 1, 1, 2, 8, 4, 9, 18, 12, 6, 8, 19, 31, 17, 12, 21, 9, 3, 2, 10, 19, 14, 18, 30, 21, 6, 4, 14, 17, 10, 6, 6, 3, 0]