A228539 - OEIS

A228539 as a simple table

n	a(n)
0	0
1	0
2	2
3	0
4	10
5	12
6	6
7	0
8	170
9	204
10	102
11	240
12	90
13	60
14	150
15	0
16	43690
17	52428
18	26214
19	61680
20	23130
21	15420
22	38550
23	65280
24	21930
25	13260
26	39270
27	4080
28	42330
29	49980
30	27030
31	0
32	2863311530
33	3435973836
34	1717986918
35	4042322160
36	1515870810
37	1010580540

[0,0,2,0,10,12,6,0,170,204,102,240,90,60,150,0, 43690,52428,26214,61680,23130,15420,38550,65280, 21930,13260,39270,4080,42330,49980,27030,0, 2863311530,3435973836,1717986918,4042322160, 1515870810,1010580540]

[0,0,2,0,10,12,6,0,170,204,102,240,90,60,150,0,
 43690,52428,26214,61680,23130,15420,38550,65280,
 21930,13260,39270,4080,42330,49980,27030,0,
 2863311530,3435973836,1717986918,4042322160,
 1515870810,1010580540]