A115956 - cp's OEIS frontend

A115956 Numbers k having exactly 2 distinct prime factors, the largest of which is greater than or equal to sqrt(k) (i.e., sqrt(k)-rough numbers with exactly 2 distinct prime factors).

n	a(n)
1	6
2	10
3	14
4	15
5	20
6	21
7	22
8	26
9	28
10	33
11	34
12	35
13	38
14	39
15	44
16	46
17	51
18	52
19	55
20	57
21	58
22	62
23	65
24	68
25	69
26	74
27	76
28	77
29	82
30	85
31	86
32	87
33	88
34	91
35	92
36	93
37	94
38	95
39	99
40	104
41	106
42	111
43	115
44	116
45	117
46	118
47	119
48	122
49	123
50	124
51	129
52	133
53	134
54	136
55	141
56	142
57	143
58	145
59	146
60	148
61	152
62	153

[6, 10, 14, 15, 20, 21, 22, 26, 28, 33, 34, 35, 38, 39, 44, 46, 51, 52, 55, 57, 58, 62, 65, 68, 69, 74, 76, 77, 82, 85, 86, 87, 88, 91, 92, 93, 94, 95, 99, 104, 106, 111, 115, 116, 117, 118, 119, 122, 123, 124, 129, 133, 134, 136, 141, 142, 143, 145, 146, 148, 152, 153]

cp's OEIS Frontend

A115956 Numbers k having exactly 2 distinct prime factors, the largest of which is greater than or equal to sqrt(k) (i.e., sqrt(k)-rough numbers with exactly 2 distinct prime factors).

Table of values

List of values

n	a(n)
1	6
2	10
3	14
4	15
5	20
6	21
7	22
8	26
9	28
10	33
11	34
12	35
13	38
14	39
15	44
16	46
17	51
18	52
19	55
20	57
21	58
22	62
23	65
24	68
25	69
26	74
27	76
28	77
29	82
30	85
31	86
32	87
33	88
34	91
35	92
36	93
37	94
38	95
39	99
40	104
41	106
42	111
43	115
44	116
45	117
46	118
47	119
48	122
49	123
50	124
51	129
52	133
53	134
54	136
55	141
56	142
57	143
58	145
59	146
60	148
61	152
62	153

n	a(n)
1	6
2	10
3	14
4	15
5	20
6	21
7	22
8	26
9	28
10	33
11	34
12	35
13	38
14	39
15	44
16	46
17	51
18	52
19	55
20	57
21	58
22	62
23	65
24	68
25	69
26	74
27	76
28	77
29	82
30	85
31	86
32	87
33	88
34	91
35	92
36	93
37	94
38	95
39	99
40	104
41	106
42	111
43	115
44	116
45	117
46	118
47	119
48	122
49	123
50	124
51	129
52	133
53	134
54	136
55	141
56	142
57	143
58	145
59	146
60	148
61	152
62	153

n	a(n)
1	6
2	10
3	14
4	15
5	20
6	21
7	22
8	26
9	28
10	33
11	34
12	35
13	38
14	39
15	44
16	46
17	51
18	52
19	55
20	57
21	58
22	62
23	65
24	68
25	69
26	74
27	76
28	77
29	82
30	85
31	86
32	87
33	88
34	91
35	92
36	93
37	94
38	95
39	99
40	104
41	106
42	111
43	115
44	116
45	117
46	118
47	119
48	122
49	123
50	124
51	129
52	133
53	134
54	136
55	141
56	142
57	143
58	145
59	146
60	148
61	152
62	153