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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.

A212355 Coefficients for the cycle index polynomial for the dihedral group D_n multiplied by 2n, n>=1, read as partition polynomial.

Table of values

n a(n)
1 2
2 2
3 2
4 2
5 3
6 1
7 2
8 0
9 3
10 2
11 1
12 4
13 0
14 0
15 0
16 5
17 0
18 1
19 2
20 0
21 0
22 2
23 0
24 0
25 4
26 0
27 3
28 0
29 1
30 6
31 0
32 0
33 0
34 0
35 0
36 0
37 0
38 0
39 0
40 7
41 0
42 0
43 0
44 1
45 4
46 0
47 0
48 0
49 2
50 0
51 0
52 0
53 0
54 0
55 0
56 0
57 0
58 0
59 5
60 0
61 0
62 4
63 0
64 0
65 0
66 1
67 6
68 0
69 0
70 0
71 0
72 0
73 0
74 0
75 0
76 0
77 0
78 2
79 0
80 0
81 0
82 0
83 0
84 0
85 0
86 0
87 0
88 0
89 9
90 0
91 0
92 0
93 0
94 0
95 0
96 1

List of values

[2, 2, 2, 2, 3, 1, 2, 0, 3, 2, 1, 4, 0, 0, 0, 5, 0, 1, 2, 0, 0, 2, 0, 0, 4, 0, 3, 0, 1, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 1, 4, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 4, 0, 0, 0, 1, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 1]