A189187 - cp's OEIS frontend

A189187 Riordan matrix (1/(1-x-x^2-x^3),(x+x^2)/(1-x-x^2-x^3)).

n	a(n)
0	1
1	1
2	1
3	2
4	3
5	1
6	4
7	7
8	5
9	1
10	7
11	17
12	16
13	7
14	1
15	13
16	38
17	46
18	29
19	9
20	1
21	24
22	82
23	122
24	99
25	46
26	11
27	1
28	44
29	174
30	304
31	303
32	184
33	67
34	13
35	1
36	81
37	362
38	728
39	857
40	641
41	309
42	92
43	15
44	1
45	149
46	743
47	1690
48	2291
49	2031
50	1212
51	482
52	121
53	17
54	1
55	274
56	1509
57	3827
58	5869
59	6004
60	4260
61	2108
62	711
63	154
64	19
65	1

[1, 1, 1, 2, 3, 1, 4, 7, 5, 1, 7, 17, 16, 7, 1, 13, 38, 46, 29, 9, 1, 24, 82, 122, 99, 46, 11, 1, 44, 174, 304, 303, 184, 67, 13, 1, 81, 362, 728, 857, 641, 309, 92, 15, 1, 149, 743, 1690, 2291, 2031, 1212, 482, 121, 17, 1, 274, 1509, 3827, 5869, 6004, 4260, 2108, 711, 154, 19, 1]

cp's OEIS Frontend

A189187 Riordan matrix (1/(1-x-x^2-x^3),(x+x^2)/(1-x-x^2-x^3)).

Table of values

List of values