A331051 - cp's OEIS frontend

A331051 Numbers whose number of factorizations into factors > 1 (A001055) is even.

n	a(n)
1	4
2	6
3	9
4	10
5	12
6	14
7	15
8	18
9	20
10	21
11	22
12	25
13	26
14	28
15	33
16	34
17	35
18	38
19	39
20	44
21	45
22	46
23	48
24	49
25	50
26	51
27	52
28	55
29	57
30	58
31	62
32	63
33	65
34	68
35	69
36	72
37	74
38	75
39	76
40	77
41	80
42	82
43	85
44	86
45	87
46	91
47	92
48	93
49	94
50	95
51	98
52	99
53	106
54	108
55	111
56	112
57	115
58	116
59	117
60	118
61	119
62	121
63	122

[4, 6, 9, 10, 12, 14, 15, 18, 20, 21, 22, 25, 26, 28, 33, 34, 35, 38, 39, 44, 45, 46, 48, 49, 50, 51, 52, 55, 57, 58, 62, 63, 65, 68, 69, 72, 74, 75, 76, 77, 80, 82, 85, 86, 87, 91, 92, 93, 94, 95, 98, 99, 106, 108, 111, 112, 115, 116, 117, 118, 119, 121, 122]

cp's OEIS Frontend

A331051 Numbers whose number of factorizations into factors > 1 (A001055) is even.

Table of values

List of values

n	a(n)
1	4
2	6
3	9
4	10
5	12
6	14
7	15
8	18
9	20
10	21
11	22
12	25
13	26
14	28
15	33
16	34
17	35
18	38
19	39
20	44
21	45
22	46
23	48
24	49
25	50
26	51
27	52
28	55
29	57
30	58
31	62
32	63
33	65
34	68
35	69
36	72
37	74
38	75
39	76
40	77
41	80
42	82
43	85
44	86
45	87
46	91
47	92
48	93
49	94
50	95
51	98
52	99
53	106
54	108
55	111
56	112
57	115
58	116
59	117
60	118
61	119
62	121
63	122

n	a(n)
1	4
2	6
3	9
4	10
5	12
6	14
7	15
8	18
9	20
10	21
11	22
12	25
13	26
14	28
15	33
16	34
17	35
18	38
19	39
20	44
21	45
22	46
23	48
24	49
25	50
26	51
27	52
28	55
29	57
30	58
31	62
32	63
33	65
34	68
35	69
36	72
37	74
38	75
39	76
40	77
41	80
42	82
43	85
44	86
45	87
46	91
47	92
48	93
49	94
50	95
51	98
52	99
53	106
54	108
55	111
56	112
57	115
58	116
59	117
60	118
61	119
62	121
63	122

n	a(n)
1	4
2	6
3	9
4	10
5	12
6	14
7	15
8	18
9	20
10	21
11	22
12	25
13	26
14	28
15	33
16	34
17	35
18	38
19	39
20	44
21	45
22	46
23	48
24	49
25	50
26	51
27	52
28	55
29	57
30	58
31	62
32	63
33	65
34	68
35	69
36	72
37	74
38	75
39	76
40	77
41	80
42	82
43	85
44	86
45	87
46	91
47	92
48	93
49	94
50	95
51	98
52	99
53	106
54	108
55	111
56	112
57	115
58	116
59	117
60	118
61	119
62	121
63	122