A321698 - cp's OEIS frontend

A321698 MM-numbers of uniform regular multiset multisystems. Numbers whose prime indices all have the same number of prime factors counted with multiplicity, and such that the product of the same prime indices is a power of a squarefree number.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	11
10	13
11	15
12	16
13	17
14	19
15	23
16	25
17	27
18	29
19	31
20	32
21	33
22	41
23	43
24	47
25	49
26	51
27	53
28	55
29	59
30	64
31	67
32	73
33	79
34	81
35	83
36	85
37	93
38	97
39	101
40	103
41	109
42	113
43	121
44	123
45	125
46	127
47	128
48	131
49	137
50	139
51	149
52	151
53	155
54	157
55	161
56	163
57	165
58	167
59	169
60	177
61	179

[1, 2, 3, 4, 5, 7, 8, 9, 11, 13, 15, 16, 17, 19, 23, 25, 27, 29, 31, 32, 33, 41, 43, 47, 49, 51, 53, 55, 59, 64, 67, 73, 79, 81, 83, 85, 93, 97, 101, 103, 109, 113, 121, 123, 125, 127, 128, 131, 137, 139, 149, 151, 155, 157, 161, 163, 165, 167, 169, 177, 179]

cp's OEIS Frontend

A321698 MM-numbers of uniform regular multiset multisystems. Numbers whose prime indices all have the same number of prime factors counted with multiplicity, and such that the product of the same prime indices is a power of a squarefree number.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	11
10	13
11	15
12	16
13	17
14	19
15	23
16	25
17	27
18	29
19	31
20	32
21	33
22	41
23	43
24	47
25	49
26	51
27	53
28	55
29	59
30	64
31	67
32	73
33	79
34	81
35	83
36	85
37	93
38	97
39	101
40	103
41	109
42	113
43	121
44	123
45	125
46	127
47	128
48	131
49	137
50	139
51	149
52	151
53	155
54	157
55	161
56	163
57	165
58	167
59	169
60	177
61	179

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	11
10	13
11	15
12	16
13	17
14	19
15	23
16	25
17	27
18	29
19	31
20	32
21	33
22	41
23	43
24	47
25	49
26	51
27	53
28	55
29	59
30	64
31	67
32	73
33	79
34	81
35	83
36	85
37	93
38	97
39	101
40	103
41	109
42	113
43	121
44	123
45	125
46	127
47	128
48	131
49	137
50	139
51	149
52	151
53	155
54	157
55	161
56	163
57	165
58	167
59	169
60	177
61	179

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	11
10	13
11	15
12	16
13	17
14	19
15	23
16	25
17	27
18	29
19	31
20	32
21	33
22	41
23	43
24	47
25	49
26	51
27	53
28	55
29	59
30	64
31	67
32	73
33	79
34	81
35	83
36	85
37	93
38	97
39	101
40	103
41	109
42	113
43	121
44	123
45	125
46	127
47	128
48	131
49	137
50	139
51	149
52	151
53	155
54	157
55	161
56	163
57	165
58	167
59	169
60	177
61	179