A254882 - OEIS

A254882 as a simple table

n	a(n)
0	1
1	0
2	1
3	0
4	1
5	2
6	1
7	0
8	4
9	12
10	13
11	6
12	1
13	0
14	36
15	132
16	193
17	144
18	58
19	12
20	1
21	0
22	576
23	2400
24	4180
25	3980
26	2273
27	800
28	170
29	20
30	1
31	0
32	14400
33	65760
34	129076
35	143700
36	100805
37	46710
38	14523
39	3000
40	395
41	30
42	1
43	0
44	518400
45	2540160
46	5450256
47	6787872
48	5482456
49	3034920
50	1184153

[1,0,1,0,1,2,1,0,4,12,13,6,1,0,36,132,193,144,58, 12,1,0,576,2400,4180,3980,2273,800,170,20,1,0, 14400,65760,129076,143700,100805,46710,14523,3000, 395,30,1,0,518400,2540160,5450256,6787872,5482456, 3034920,1184153]