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.

A133738 Expansion of product of 3rd order mock theta function phi(q) and Ramanujan theta function f(-q) in powers of q.

Table of values

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

List of values

[1, 0, -2, -2, 2, 2, -2, 0, 2, 4, -2, -4, 2, 0, -2, -2, 2, 4, -4, -4, 2, 2, -2, 0, 4, 4, 0, -6, 2, 0, -2, 0, 2, 6, -4, -4, 4, 0, -4, -2, 0, 4, -2, -4, 2, 0, 0, 0, 4, 4, -2, -6, 2, 0, -6, 2, 2, 8, 0, -4, 2, 0, 0, 0, 2, 2, -6, -4, 2, 0, -2, 0, 4, 4, 0, -6, 2, -2]

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

Content is available under The OEIS End-User License Agreement.