A273901 - OEIS

A273901 as a simple table

n	a(n)
2	0
3	1
4	1
5	0
6	1
7	1
8	3
9	0
10	1
11	2
12	4
13	6
14	0
15	1
16	4
17	11
18	9
19	10
20	0
21	1
22	8
23	24
24	33
25	16
26	15
27	0
28	1
29	16
30	56
31	80
32	76
33	25
34	21
35	0
36	1
37	33
38	128
39	218
40	200
41	150
42	36
43	28
44	0
45	1
46	69
47	297
48	558
49	630
50	420
51	267
52	49
53	36
54	0
55	1
56	146
57	688
58	1445
59	1776
60	1515
61	784
62	441
63	64
64	45
65	0
66	1
67	312
68	1601
69	3684
70	5091
71	4635
72	3213
73	1344
74	688
75	81
76	55
77	0
78	1

[0,1,1,0,1,1,3,0,1,2,4,6,0,1,4,11,9,10,0,1,8,24, 33,16,15,0,1,16,56,80,76,25,21,0,1,33,128,218,200, 150,36,28,0,1,69,297,558,630,420,267,49,36,0,1, 146,688,1445,1776,1515,784,441,64,45,0,1,312,1601, 3684,5091,4635,3213,1344,688,81,55,0,1]