A173339 - cp's OEIS frontend

A173339 Positive integers n for which the number of divisors of n^n is a square.

n	a(n)
1	1
2	3
3	4
4	6
5	8
6	10
7	14
8	15
9	21
10	22
11	26
12	33
13	34
14	35
15	36
16	38
17	39
18	46
19	51
20	55
21	57
22	58
23	60
24	62
25	65
26	69
27	74
28	77
29	82
30	84
31	85
32	86
33	87
34	91
35	93
36	94
37	95
38	100
39	106
40	111
41	115
42	118
43	119
44	120
45	122
46	123
47	129
48	133
49	134
50	141
51	142
52	143
53	145
54	146

[1, 3, 4, 6, 8, 10, 14, 15, 21, 22, 26, 33, 34, 35, 36, 38, 39, 46, 51, 55, 57, 58, 60, 62, 65, 69, 74, 77, 82, 84, 85, 86, 87, 91, 93, 94, 95, 100, 106, 111, 115, 118, 119, 120, 122, 123, 129, 133, 134, 141, 142, 143, 145, 146]

cp's OEIS Frontend

A173339 Positive integers n for which the number of divisors of n^n is a square.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	6
5	8
6	10
7	14
8	15
9	21
10	22
11	26
12	33
13	34
14	35
15	36
16	38
17	39
18	46
19	51
20	55
21	57
22	58
23	60
24	62
25	65
26	69
27	74
28	77
29	82
30	84
31	85
32	86
33	87
34	91
35	93
36	94
37	95
38	100
39	106
40	111
41	115
42	118
43	119
44	120
45	122
46	123
47	129
48	133
49	134
50	141
51	142
52	143
53	145
54	146

n	a(n)
1	1
2	3
3	4
4	6
5	8
6	10
7	14
8	15
9	21
10	22
11	26
12	33
13	34
14	35
15	36
16	38
17	39
18	46
19	51
20	55
21	57
22	58
23	60
24	62
25	65
26	69
27	74
28	77
29	82
30	84
31	85
32	86
33	87
34	91
35	93
36	94
37	95
38	100
39	106
40	111
41	115
42	118
43	119
44	120
45	122
46	123
47	129
48	133
49	134
50	141
51	142
52	143
53	145
54	146

n	a(n)
1	1
2	3
3	4
4	6
5	8
6	10
7	14
8	15
9	21
10	22
11	26
12	33
13	34
14	35
15	36
16	38
17	39
18	46
19	51
20	55
21	57
22	58
23	60
24	62
25	65
26	69
27	74
28	77
29	82
30	84
31	85
32	86
33	87
34	91
35	93
36	94
37	95
38	100
39	106
40	111
41	115
42	118
43	119
44	120
45	122
46	123
47	129
48	133
49	134
50	141
51	142
52	143
53	145
54	146