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.

A370041 Triangle of coefficients T(n,k) in g.f. A(x,y) satisfying Sum_{n=-oo..+oo} (x^n - y*A(x,y))^n = 1 - (y-2)*Sum_{n>=1} x^(n^2), for n >= 1, as read by rows.

Table of values

n a(n)
1 1
2 0
3 1
4 -1
5 0
6 1
7 1
8 -3
9 0
10 1
11 1
12 6
13 -6
14 0
15 1
16 -1
17 6
18 19
19 -10
20 0
21 1
22 -2
23 -18
24 17
25 44
26 -15
27 0
28 1
29 1
30 -4
31 -98
32 35
33 85
34 -21
35 0
36 1
37 4
38 36
39 39
40 -334
41 60
42 146
43 -28
44 0
45 1
46 -2
47 11
48 291
49 311
50 -879
51 91
52 231
53 -36
54 0
55 1
56 -5
57 -74
58 -264
59 1310
60 1286
61 -1960
62 126
63 344
64 -45
65 0
66 1
67 3
68 -30
69 -627
70 -2547
71 4248
72 3935
73 -3892
74 162
75 489
76 -55
77 0
78 1

List of values

[1, 0, 1, -1, 0, 1, 1, -3, 0, 1, 1, 6, -6, 0, 1, -1, 6, 19, -10, 0, 1, -2, -18, 17, 44, -15, 0, 1, 1, -4, -98, 35, 85, -21, 0, 1, 4, 36, 39, -334, 60, 146, -28, 0, 1, -2, 11, 291, 311, -879, 91, 231, -36, 0, 1, -5, -74, -264, 1310, 1286, -1960, 126, 344, -45, 0, 1, 3, -30, -627, -2547, 4248, 3935, -3892, 162, 489, -55, 0, 1]