A330998 - cp's OEIS frontend

A330998 Sorted list containing the least number whose inverse prime shadow (A181821) has each possible nonzero number of factorizations into factors > 1.

n	a(n)
1	1
2	3
3	5
4	6
5	7
6	9
7	10
8	12
9	14
10	15
11	16
12	18
13	19
14	20
15	21
16	22
17	23
18	24
19	25
20	27
21	28
22	29
23	30
24	31
25	33
26	34
27	35
28	36
29	37
30	38
31	40
32	41
33	42
34	43
35	44
36	45
37	46
38	47
39	49
40	51
41	52
42	53
43	54
44	56
45	57
46	58
47	59
48	60
49	61
50	62
51	63
52	64
53	65
54	66
55	67
56	68
57	69
58	70
59	71
60	72
61	73
62	74
63	75
64	76
65	77
66	78
67	79

[1, 3, 5, 6, 7, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, 25, 27, 28, 29, 30, 31, 33, 34, 35, 36, 37, 38, 40, 41, 42, 43, 44, 45, 46, 47, 49, 51, 52, 53, 54, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79]

cp's OEIS Frontend

A330998 Sorted list containing the least number whose inverse prime shadow (A181821) has each possible nonzero number of factorizations into factors > 1.

Table of values

List of values

n	a(n)
1	1
2	3
3	5
4	6
5	7
6	9
7	10
8	12
9	14
10	15
11	16
12	18
13	19
14	20
15	21
16	22
17	23
18	24
19	25
20	27
21	28
22	29
23	30
24	31
25	33
26	34
27	35
28	36
29	37
30	38
31	40
32	41
33	42
34	43
35	44
36	45
37	46
38	47
39	49
40	51
41	52
42	53
43	54
44	56
45	57
46	58
47	59
48	60
49	61
50	62
51	63
52	64
53	65
54	66
55	67
56	68
57	69
58	70
59	71
60	72
61	73
62	74
63	75
64	76
65	77
66	78
67	79

n	a(n)
1	1
2	3
3	5
4	6
5	7
6	9
7	10
8	12
9	14
10	15
11	16
12	18
13	19
14	20
15	21
16	22
17	23
18	24
19	25
20	27
21	28
22	29
23	30
24	31
25	33
26	34
27	35
28	36
29	37
30	38
31	40
32	41
33	42
34	43
35	44
36	45
37	46
38	47
39	49
40	51
41	52
42	53
43	54
44	56
45	57
46	58
47	59
48	60
49	61
50	62
51	63
52	64
53	65
54	66
55	67
56	68
57	69
58	70
59	71
60	72
61	73
62	74
63	75
64	76
65	77
66	78
67	79

n	a(n)
1	1
2	3
3	5
4	6
5	7
6	9
7	10
8	12
9	14
10	15
11	16
12	18
13	19
14	20
15	21
16	22
17	23
18	24
19	25
20	27
21	28
22	29
23	30
24	31
25	33
26	34
27	35
28	36
29	37
30	38
31	40
32	41
33	42
34	43
35	44
36	45
37	46
38	47
39	49
40	51
41	52
42	53
43	54
44	56
45	57
46	58
47	59
48	60
49	61
50	62
51	63
52	64
53	65
54	66
55	67
56	68
57	69
58	70
59	71
60	72
61	73
62	74
63	75
64	76
65	77
66	78
67	79