A168318 - OEIS

A168318 as a simple table

n	a(n)
1	1
2	0
3	1
4	0
5	2
6	1
7	0
8	1
9	2
10	3
11	0
12	1
13	3
14	6
15	6
16	0
17	0
18	2
19	9
20	12
21	16
22	0
23	0
24	2
25	12
26	18
27	32
28	39
29	0
30	0
31	1
32	9
33	24
34	48
35	78
36	103
37	0
38	0
39	1
40	9
41	30
42	64
43	117
44	206
45	263
46	0
47	0
48	0
49	6
50	24
51	80
52	156
53	309
54	526
55	690
56	0
57	0
58	0
59	6
60	24
61	96
62	195
63	412
64	789
65	1380
66	1791

[1,0,1,0,2,1,0,1,2,3,0,1,3,6,6,0,0,2,9,12,16,0,0, 2,12,18,32,39,0,0,1,9,24,48,78,103,0,0,1,9,30,64, 117,206,263,0,0,0,6,24,80,156,309,526,690,0,0,0,6, 24,96,195,412,789,1380,1791]