A171486 - cp's OEIS frontend

A171486 Riordan array (f(x), x*f(x)) where f(x) is the g.f. of A033321.

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	1
6	6
7	5
8	3
9	1
10	21
11	16
12	9
13	4
14	1
15	79
16	58
17	31
18	14
19	5
20	1
21	311
22	224
23	117
24	52
25	20
26	6
27	1
28	1265
29	900
30	465
31	205
32	80
33	27
34	7
35	1
36	5275
37	3720
38	1910
39	840
40	330
41	116
42	35
43	8
44	1
45	22431
46	15713
47	8034
48	3532
49	1396
50	501
51	161
52	44
53	9
54	1
55	96900
56	67522
57	34419
58	15136
59	6015
60	2190

[1, 1, 1, 2, 2, 1, 6, 5, 3, 1, 21, 16, 9, 4, 1, 79, 58, 31, 14, 5, 1, 311, 224, 117, 52, 20, 6, 1, 1265, 900, 465, 205, 80, 27, 7, 1, 5275, 3720, 1910, 840, 330, 116, 35, 8, 1, 22431, 15713, 8034, 3532, 1396, 501, 161, 44, 9, 1, 96900, 67522, 34419, 15136, 6015, 2190]

cp's OEIS Frontend

A171486 Riordan array (f(x), x*f(x)) where f(x) is the g.f. of A033321.

Table of values

List of values