A182923 - OEIS

A182923 as a simple table

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	2
6	4
7	4
8	2
9	18
10	36
11	36
12	12
13	12
14	24
15	360
16	90
17	90
18	20
19	20
20	4
21	84
22	168
23	168
24	28
25	700
26	1400
27	37800
28	5400
29	5400
30	720
31	720
32	90
33	2970
34	5940
35	207900
36	23100
37	23100
38	46200
39	1801800
40	180180
41	180180
42	17160

[1,1,1,1,2,2,4,4,2,18,36,36,12,12,24,360,90,90,20, 20,4,84,168,168,28,700,1400,37800,5400,5400,720, 720,90,2970,5940,207900,23100,23100,46200,1801800, 180180,180180,17160]