A263918 - cp's OEIS frontend

A263918 Riordan array (f(x)^4, f(x)), where 1 + xf^4(x)/(1 - xf(x)) = f(x).

n	a(n)
0	1
1	4
2	1
3	26
4	5
5	1
6	192
7	35
8	6
9	1
10	1531
11	270
12	45
13	7
14	1
15	12848
16	2215
17	362
18	56
19	8
20	1
21	111818
22	18961
23	3054
24	461
25	68
26	9
27	1
28	1000068
29	167455
30	26670
31	4067
32	592
33	81
34	10
35	1
36	9135745
37	1514590
38	239081
39	36232
40	5274
41	732
42	95
43	11
44	1

[1, 4, 1, 26, 5, 1, 192, 35, 6, 1, 1531, 270, 45, 7, 1, 12848, 2215, 362, 56, 8, 1, 111818, 18961, 3054, 461, 68, 9, 1, 1000068, 167455, 26670, 4067, 592, 81, 10, 1, 9135745, 1514590, 239081, 36232, 5274, 732, 95, 11, 1]

cp's OEIS Frontend

A263918 Riordan array (f(x)^4, f(x)), where 1 + xf^4(x)/(1 - xf(x)) = f(x).

Table of values

List of values

cp's OEIS Frontend

A263918 Riordan array (f(x)^4, f(x)), where 1 + x*f^4(x)/(1 - x*f(x)) = f(x).

Table of values

List of values

A263918 Riordan array (f(x)^4, f(x)), where 1 + xf^4(x)/(1 - xf(x)) = f(x).