A298207 - cp's OEIS frontend

A298207 Numbers that are a product of zero, one, or three (not necessarily distinct) prime numbers.

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	8
7	11
8	12
9	13
10	17
11	18
12	19
13	20
14	23
15	27
16	28
17	29
18	30
19	31
20	37
21	41
22	42
23	43
24	44
25	45
26	47
27	50
28	52
29	53
30	59
31	61
32	63
33	66
34	67
35	68
36	70
37	71
38	73
39	75
40	76
41	78
42	79
43	83
44	89
45	92
46	97
47	98
48	99
49	101
50	102
51	103
52	105
53	107
54	109
55	110
56	113
57	114
58	116
59	117
60	124
61	125
62	127
63	130

[1, 2, 3, 5, 7, 8, 11, 12, 13, 17, 18, 19, 20, 23, 27, 28, 29, 30, 31, 37, 41, 42, 43, 44, 45, 47, 50, 52, 53, 59, 61, 63, 66, 67, 68, 70, 71, 73, 75, 76, 78, 79, 83, 89, 92, 97, 98, 99, 101, 102, 103, 105, 107, 109, 110, 113, 114, 116, 117, 124, 125, 127, 130]

cp's OEIS Frontend

A298207 Numbers that are a product of zero, one, or three (not necessarily distinct) prime numbers.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	8
7	11
8	12
9	13
10	17
11	18
12	19
13	20
14	23
15	27
16	28
17	29
18	30
19	31
20	37
21	41
22	42
23	43
24	44
25	45
26	47
27	50
28	52
29	53
30	59
31	61
32	63
33	66
34	67
35	68
36	70
37	71
38	73
39	75
40	76
41	78
42	79
43	83
44	89
45	92
46	97
47	98
48	99
49	101
50	102
51	103
52	105
53	107
54	109
55	110
56	113
57	114
58	116
59	117
60	124
61	125
62	127
63	130

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	8
7	11
8	12
9	13
10	17
11	18
12	19
13	20
14	23
15	27
16	28
17	29
18	30
19	31
20	37
21	41
22	42
23	43
24	44
25	45
26	47
27	50
28	52
29	53
30	59
31	61
32	63
33	66
34	67
35	68
36	70
37	71
38	73
39	75
40	76
41	78
42	79
43	83
44	89
45	92
46	97
47	98
48	99
49	101
50	102
51	103
52	105
53	107
54	109
55	110
56	113
57	114
58	116
59	117
60	124
61	125
62	127
63	130

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	8
7	11
8	12
9	13
10	17
11	18
12	19
13	20
14	23
15	27
16	28
17	29
18	30
19	31
20	37
21	41
22	42
23	43
24	44
25	45
26	47
27	50
28	52
29	53
30	59
31	61
32	63
33	66
34	67
35	68
36	70
37	71
38	73
39	75
40	76
41	78
42	79
43	83
44	89
45	92
46	97
47	98
48	99
49	101
50	102
51	103
52	105
53	107
54	109
55	110
56	113
57	114
58	116
59	117
60	124
61	125
62	127
63	130