A142716 - OEIS

A142716 as a simple table

n	a(n)
1	1
2	1
3	1
4	3
5	3
6	3
7	3
8	6
9	6
10	9
11	9
12	18
13	18
14	18
15	45
16	36
17	45
18	99
19	81
20	108
21	216
22	189
23	243
24	486
25	432
26	540
27	1107
28	972
29	1215
30	2511
31	2187
32	2754
33	5670
34	4941
35	6237
36	12798
37	11178
38	14094
39	28917
40	25272
41	31833
42	65367
43	57105
44	71928
45	147744
46	129033
47	162567

[1,1,1,3,3,3,3,6,6,9,9,18,18,18,45,36,45,99,81, 108,216,189,243,486,432,540,1107,972,1215,2511, 2187,2754,5670,4941,6237,12798,11178,14094,28917, 25272,31833,65367,57105,71928,147744,129033, 162567]