A072780 - OEIS

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A072780 as a simple table

n	a(n)
1	0
2	0
3	0
4	3
5	0
6	2
7	0
8	17
9	7
10	2
11	0
12	34
13	0
14	2
15	2
16	77
17	0
18	41
19	0
20	82
21	2
22	2
23	0
24	178
25	21
26	2
27	82
28	154
29	0
30	76
31	0
32	325
33	2
34	2
35	2
36	411
37	0
38	2
39	2
40	450
41	0
42	124
43	0
44	370
45	188
46	2
47	0
48	786
49	43
50	115
51	2
52	514
53	0
54	428
55	2
56	858
57	2
58	2
59	0
60	948
61	0
62	2
63	356
64	1333
65	2
66	268
67	0
68	874
69	2
70	156
71	0
72	2047
73	0
74	2
75	220

[0,0,0,3,0,2,0,17,7,2,0,34,0,2,2,77,0,41,0,82,2,2, 0,178,21,2,82,154,0,76,0,325,2,2,2,411,0,2,2,450, 0,124,0,370,188,2,0,786,43,115,2,514,0,428,2,858, 2,2,0,948,0,2,356,1333,2,268,0,874,2,156,0,2047,0, 2,220]