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.

A168524 Triangle of coefficients of g.f. a*(1+x)^n + b*(1-x)^(n+2)*polylog(-n-1, x)/x + 2^n*c*(1-x)^(n+1)*LerchPhi(x, -n, 1/2), with a = -2, b = 2, c = 1.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 10
5 1
6 1
7 39
8 39
9 1
10 1
11 120
12 350
13 120
14 1
15 1
16 341
17 2266
18 2266
19 341
20 1
21 1
22 950
23 12895
24 28340
25 12895
26 950
27 1
28 1
29 2659
30 69201
31 290891
32 290891
33 69201
34 2659
35 1
36 1
37 7540
38 360772
39 2661644
40 4987254
41 2661644
42 360772
43 7540
44 1
45 1
46 21681
47 1851948
48 22618188
49 72033750
50 72033750
51 22618188
52 1851948
53 21681
54 1

List of values

[1, 1, 1, 1, 10, 1, 1, 39, 39, 1, 1, 120, 350, 120, 1, 1, 341, 2266, 2266, 341, 1, 1, 950, 12895, 28340, 12895, 950, 1, 1, 2659, 69201, 290891, 290891, 69201, 2659, 1, 1, 7540, 360772, 2661644, 4987254, 2661644, 360772, 7540, 1, 1, 21681, 1851948, 22618188, 72033750, 72033750, 22618188, 1851948, 21681, 1]