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.

A168525 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 = 65/2, b = -162/2, c = 135/2.

Table of values

n a(n)
0 19
1 19
2 19
3 19
4 146
5 19
6 19
7 759
8 759
9 19
10 19
11 3154
12 10374
13 3154
14 19
15 19
16 11543
17 89398
18 89398
19 11543
20 19
21 19
22 39210
23 615669
24 1394444
25 615669
26 39210
27 19
28 19
29 127303
30 3747297
31 16267301
32 16267301
33 3747297
34 127303
35 19
36 19
37 401858
38 21201472
39 160611806
40 302914330
41 160611806
42 21201472
43 401858
44 19

List of values

[19, 19, 19, 19, 146, 19, 19, 759, 759, 19, 19, 3154, 10374, 3154, 19, 19, 11543, 89398, 89398, 11543, 19, 19, 39210, 615669, 1394444, 615669, 39210, 19, 19, 127303, 3747297, 16267301, 16267301, 3747297, 127303, 19, 19, 401858, 21201472, 160611806, 302914330, 160611806, 21201472, 401858, 19]