A126321 - OEIS

A126321 as a simple table

n	a(n)
0	1
1	0
2	3
3	9
4	0
5	1
6	27
7	6
8	0
9	3
10	90
11	18
12	27
13	0
14	2
15	297
16	135
17	81
18	24
19	0
20	6
21	1053
22	648
23	351
24	72
25	90
26	0
27	5
28	3888
29	2889
30	1377
31	756
32	270
33	90
34	0
35	15
36	14742
37	12150
38	6723
39	3888
40	1485
41	270
42	315
43	0
44	14
45	56619
46	51273
47	32805
48	19224
49	6480
50	3645
51	945
52	336
53	0
54	42
55	219429
56	218700

[1,0,3,9,0,1,27,6,0,3,90,18,27,0,2,297,135,81,24, 0,6,1053,648,351,72,90,0,5,3888,2889,1377,756,270, 90,0,15,14742,12150,6723,3888,1485,270,315,0,14, 56619,51273,32805,19224,6480,3645,945,336,0,42, 219429,218700]