A165836 - OEIS

A165836 as a simple table

n	a(n)
1	1
2	15
3	15
4	225
5	15
6	225
7	15
8	3375
9	225
10	225
11	15
12	3375
13	15
14	225
15	225
16	50625
17	15
18	3375
19	15
20	3375
21	225
22	225
23	15
24	50625
25	225
26	225
27	3375
28	3375
29	15
30	3375
31	15
32	759375
33	225
34	225
35	225
36	50625
37	15
38	225
39	225
40	50625
41	15
42	3375
43	15
44	3375
45	3375
46	225
47	15
48	759375
49	225
50	3375

[1,15,15,225,15,225,15,3375,225,225,15,3375,15, 225,225,50625,15,3375,15,3375,225,225,15,50625, 225,225,3375,3375,15,3375,15,759375,225,225,225, 50625,15,225,225,50625,15,3375,15,3375,3375,225, 15,759375,225,3375]