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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.

A027640 Poincaré series [or Poincare series] for ring of modular forms of genus 2.

Table of values

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

List of values

[1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 2, 0, 3, 0, 2, 0, 4, 0, 4, 0, 5, 0, 6, 0, 8, 0, 7, 0, 10, 0, 11, 0, 12, 0, 14, 1, 17, 0, 16, 1, 21, 1, 22, 1, 24, 2, 27, 3, 31, 2, 31, 4, 37, 4, 39, 5, 42, 6, 46, 8, 52, 7, 52, 10, 60, 11, 63, 12, 67, 14, 73, 17, 80, 16, 81, 21, 91, 22, 95]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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