A112906 - OEIS

A112906 as a simple table

n	a(n)
0	1
1	0
2	3
3	0
4	1
5	10
6	0
7	0
8	6
9	33
10	0
11	0
12	1
13	29
14	109
15	0
16	0
17	0
18	9
19	126
20	360
21	0
22	0
23	0
24	1
25	57
26	516
27	1189
28	0
29	0
30	0
31	0
32	12
33	306
34	2034
35	3927
36	0
37	0
38	0
39	0
40	1
41	94
42	1491
43	7807
44	12970
45	0
46	0
47	0
48	0
49	0
50	15
51	600
52	6813
53	29382
54	42837
55	0
56	0
57	0
58	0
59	0
60	1
61	140
62	3385
63	29737
64	108923
65	141481
66	0
67	0
68	0
69	0
70	0
71	0

[1,0,3,0,1,10,0,0,6,33,0,0,1,29,109,0,0,0,9,126, 360,0,0,0,1,57,516,1189,0,0,0,0,12,306,2034,3927, 0,0,0,0,1,94,1491,7807,12970,0,0,0,0,0,15,600, 6813,29382,42837,0,0,0,0,0,1,140,3385,29737, 108923,141481,0,0,0,0,0,0]