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.

A183875 Triangle T(n,k) for A(x)^k=sum(n>=k T(n,k)*x^n), where o.g.f. A(x) satisfies A(x)=(a+b*x*A(x))/(c-d*x*A(x)), a=1,b=2,c=1,d=2.

Table of values

n a(n)
1 1
2 4
3 1
4 24
5 8
6 1
7 176
8 64
9 12
10 1
11 1440
12 544
13 120
14 16
15 1
16 12608
17 4864
18 1168
19 192
20 20
21 1
22 115584
23 45184
24 11424
25 2112
26 280
27 24
28 1
29 1095424
30 432128
31 113088
32 22528
33 3440
34 384
35 28
36 1
37 10646016
38 4227584
39 1133952
40 237824
41 39840
42 5216
43 504
44 32
45 1
46 105522176
47 42115072
48 11506944
49 2505728
50 448064
51 65280
52 7504
53 640
54 36
55 1

List of values

[1, 4, 1, 24, 8, 1, 176, 64, 12, 1, 1440, 544, 120, 16, 1, 12608, 4864, 1168, 192, 20, 1, 115584, 45184, 11424, 2112, 280, 24, 1, 1095424, 432128, 113088, 22528, 3440, 384, 28, 1, 10646016, 4227584, 1133952, 237824, 39840, 5216, 504, 32, 1, 105522176, 42115072, 11506944, 2505728, 448064, 65280, 7504, 640, 36, 1]