A092741 - OEIS

A092741 as a simple table

n	a(n)
1	1
2	0
3	2
4	0
5	2
6	4
7	0
8	8
9	9
10	7
11	0
12	40
13	45
14	24
15	11
16	0
17	240
18	270
19	144
20	50
21	16
22	0
23	1680
24	1890
25	1008
26	350
27	90
28	22
29	0
30	13440
31	15120
32	8064
33	2800
34	720
35	147
36	29
37	0
38	120960
39	136080
40	72576
41	25200
42	6480
43	1323
44	224
45	37
46	0
47	1209600
48	1360800
49	725760
50	252000
51	64800
52	13230

[1,0,2,0,2,4,0,8,9,7,0,40,45,24,11,0,240,270,144, 50,16,0,1680,1890,1008,350,90,22,0,13440,15120, 8064,2800,720,147,29,0,120960,136080,72576,25200, 6480,1323,224,37,0,1209600,1360800,725760,252000, 64800,13230]