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.

A215598 Expansion of phi(-x^2) * f(x)^3 in powers of x where phi(), f() are Ramanujan theta functions.

Table of values

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

List of values

[1, 3, -2, -11, 0, 10, -7, 0, 16, 6, 9, -10, -18, 0, -14, 11, 0, -22, 16, -6, 0, -3, 0, 48, 14, 0, 0, 0, -33, -26, 30, 0, 2, -16, 0, -10, -13, 0, -48, 26, 0, 0, 18, 0, 34, 19, 30, -16, 0, 0, -2, -6, 0, 22, -34, -21, 14, 42, 0, 0, -48, 0, 0, -80, 0, -22, -23, 0]

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

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