A171670 - OEIS

A171670 as a simple table

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	1
6	5
7	6
8	3
9	1
10	13
11	20
12	12
13	4
14	1
15	35
16	65
17	50
18	20
19	5
20	1
21	96
22	210
23	195
24	100
25	30
26	6
27	1
28	267
29	672
30	735
31	455
32	175
33	42
34	7
35	1
36	750
37	2136
38	2688
39	1960
40	910
41	280
42	56
43	8
44	1
45	2123
46	6750
47	9612
48	8064
49	4410
50	1638
51	420
52	72
53	9
54	1

[1,1,1,2,2,1,5,6,3,1,13,20,12,4,1,35,65,50,20,5,1, 96,210,195,100,30,6,1,267,672,735,455,175,42,7,1, 750,2136,2688,1960,910,280,56,8,1,2123,6750,9612, 8064,4410,1638,420,72,9,1]