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.

A215062 Triangle read by rows, e.g.f. exp(x*(z+3/2))/((exp(3*x/2)+2*cos(sqrt(3)*x/2))/3).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 1
6 0
7 3
8 3
9 1
10 -3
11 0
12 6
13 4
14 1
15 -9
16 -15
17 0
18 10
19 5
20 1
21 0
22 -54
23 -45
24 0
25 15
26 6
27 1
28 99
29 0
30 -189
31 -105
32 0
33 21
34 7
35 1
36 477
37 792
38 0
39 -504
40 -210
41 0
42 28
43 8
44 1
45 0
46 4293
47 3564
48 0
49 -1134
50 -378
51 0
52 36
53 9
54 1
55 -11259
56 0
57 21465
58 11880
59 0
60 -2268

List of values

[1, 1, 1, 1, 2, 1, 0, 3, 3, 1, -3, 0, 6, 4, 1, -9, -15, 0, 10, 5, 1, 0, -54, -45, 0, 15, 6, 1, 99, 0, -189, -105, 0, 21, 7, 1, 477, 792, 0, -504, -210, 0, 28, 8, 1, 0, 4293, 3564, 0, -1134, -378, 0, 36, 9, 1, -11259, 0, 21465, 11880, 0, -2268]