A190641 - cp's OEIS frontend

A190641 Numbers having exactly one non-unitary prime factor.

n	a(n)
1	4
2	8
3	9
4	12
5	16
6	18
7	20
8	24
9	25
10	27
11	28
12	32
13	40
14	44
15	45
16	48
17	49
18	50
19	52
20	54
21	56
22	60
23	63
24	64
25	68
26	75
27	76
28	80
29	81
30	84
31	88
32	90
33	92
34	96
35	98
36	99
37	104
38	112
39	116
40	117
41	120
42	121
43	124
44	125
45	126
46	128
47	132
48	135
49	136
50	140
51	147
52	148
53	150
54	152
55	153
56	156
57	160
58	162
59	164

[4, 8, 9, 12, 16, 18, 20, 24, 25, 27, 28, 32, 40, 44, 45, 48, 49, 50, 52, 54, 56, 60, 63, 64, 68, 75, 76, 80, 81, 84, 88, 90, 92, 96, 98, 99, 104, 112, 116, 117, 120, 121, 124, 125, 126, 128, 132, 135, 136, 140, 147, 148, 150, 152, 153, 156, 160, 162, 164]

cp's OEIS Frontend

A190641 Numbers having exactly one non-unitary prime factor.

Table of values

List of values

n	a(n)
1	4
2	8
3	9
4	12
5	16
6	18
7	20
8	24
9	25
10	27
11	28
12	32
13	40
14	44
15	45
16	48
17	49
18	50
19	52
20	54
21	56
22	60
23	63
24	64
25	68
26	75
27	76
28	80
29	81
30	84
31	88
32	90
33	92
34	96
35	98
36	99
37	104
38	112
39	116
40	117
41	120
42	121
43	124
44	125
45	126
46	128
47	132
48	135
49	136
50	140
51	147
52	148
53	150
54	152
55	153
56	156
57	160
58	162
59	164

n	a(n)
1	4
2	8
3	9
4	12
5	16
6	18
7	20
8	24
9	25
10	27
11	28
12	32
13	40
14	44
15	45
16	48
17	49
18	50
19	52
20	54
21	56
22	60
23	63
24	64
25	68
26	75
27	76
28	80
29	81
30	84
31	88
32	90
33	92
34	96
35	98
36	99
37	104
38	112
39	116
40	117
41	120
42	121
43	124
44	125
45	126
46	128
47	132
48	135
49	136
50	140
51	147
52	148
53	150
54	152
55	153
56	156
57	160
58	162
59	164

n	a(n)
1	4
2	8
3	9
4	12
5	16
6	18
7	20
8	24
9	25
10	27
11	28
12	32
13	40
14	44
15	45
16	48
17	49
18	50
19	52
20	54
21	56
22	60
23	63
24	64
25	68
26	75
27	76
28	80
29	81
30	84
31	88
32	90
33	92
34	96
35	98
36	99
37	104
38	112
39	116
40	117
41	120
42	121
43	124
44	125
45	126
46	128
47	132
48	135
49	136
50	140
51	147
52	148
53	150
54	152
55	153
56	156
57	160
58	162
59	164