A289625 - OEIS

A289625 as a simple table

n	a(n)
1	1
2	1
3	4
4	4
5	16
6	4
7	64
8	36
9	64
10	16
11	1024
12	36
13	4096
14	64
15	144
16	144
17	65536
18	64
19	262144
20	144
21	576
22	1024
23	4194304
24	900
25	1048576
26	4096
27	262144
28	576
29	268435456
30	144
31	1073741824
32	2304
33	9216
34	65536
35	36864
36	576
37	68719476736
38	262144
39	36864
40	3600
41	1099511627776
42	576
43	4398046511104
44	9216
45	36864
46	4194304
47	70368744177664
48	3600
49	4398046511104
50	1048576
51	589824
52	36864

[1,1,4,4,16,4,64,36,64,16,1024,36,4096,64,144,144, 65536,64,262144,144,576,1024,4194304,900,1048576, 4096,262144,576,268435456,144,1073741824,2304, 9216,65536,36864,576,68719476736,262144,36864, 3600,1099511627776,576,4398046511104,9216,36864, 4194304,70368744177664,3600,4398046511104,1048576, 589824,36864]