A171562 - cp's OEIS frontend

A171562 Numbers k such that the k-th non-single or nonisolated number is prime.

n	a(n)
1	1
2	6
3	8
4	10
5	11
6	13
7	15
8	16
9	17
10	18
11	21
12	22
13	23
14	26
15	27
16	28
17	29
18	33
19	34
20	36
21	38
22	39
23	40
24	42
25	44
26	45
27	47
28	48
29	49
30	51
31	52
32	53
33	54
34	55
35	56
36	57
37	58
38	59
39	60
40	63
41	64
42	65
43	66
44	68
45	69
46	70
47	71
48	72
49	73
50	74
51	76
52	77
53	78
54	79
55	81
56	82
57	83
58	85
59	86
60	88
61	90
62	91
63	93
64	94
65	95
66	96
67	97
68	98
69	99
70	100

[1, 6, 8, 10, 11, 13, 15, 16, 17, 18, 21, 22, 23, 26, 27, 28, 29, 33, 34, 36, 38, 39, 40, 42, 44, 45, 47, 48, 49, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 63, 64, 65, 66, 68, 69, 70, 71, 72, 73, 74, 76, 77, 78, 79, 81, 82, 83, 85, 86, 88, 90, 91, 93, 94, 95, 96, 97, 98, 99, 100]

cp's OEIS Frontend

A171562 Numbers k such that the k-th non-single or nonisolated number is prime.

Table of values

List of values

n	a(n)
1	1
2	6
3	8
4	10
5	11
6	13
7	15
8	16
9	17
10	18
11	21
12	22
13	23
14	26
15	27
16	28
17	29
18	33
19	34
20	36
21	38
22	39
23	40
24	42
25	44
26	45
27	47
28	48
29	49
30	51
31	52
32	53
33	54
34	55
35	56
36	57
37	58
38	59
39	60
40	63
41	64
42	65
43	66
44	68
45	69
46	70
47	71
48	72
49	73
50	74
51	76
52	77
53	78
54	79
55	81
56	82
57	83
58	85
59	86
60	88
61	90
62	91
63	93
64	94
65	95
66	96
67	97
68	98
69	99
70	100

n	a(n)
1	1
2	6
3	8
4	10
5	11
6	13
7	15
8	16
9	17
10	18
11	21
12	22
13	23
14	26
15	27
16	28
17	29
18	33
19	34
20	36
21	38
22	39
23	40
24	42
25	44
26	45
27	47
28	48
29	49
30	51
31	52
32	53
33	54
34	55
35	56
36	57
37	58
38	59
39	60
40	63
41	64
42	65
43	66
44	68
45	69
46	70
47	71
48	72
49	73
50	74
51	76
52	77
53	78
54	79
55	81
56	82
57	83
58	85
59	86
60	88
61	90
62	91
63	93
64	94
65	95
66	96
67	97
68	98
69	99
70	100

n	a(n)
1	1
2	6
3	8
4	10
5	11
6	13
7	15
8	16
9	17
10	18
11	21
12	22
13	23
14	26
15	27
16	28
17	29
18	33
19	34
20	36
21	38
22	39
23	40
24	42
25	44
26	45
27	47
28	48
29	49
30	51
31	52
32	53
33	54
34	55
35	56
36	57
37	58
38	59
39	60
40	63
41	64
42	65
43	66
44	68
45	69
46	70
47	71
48	72
49	73
50	74
51	76
52	77
53	78
54	79
55	81
56	82
57	83
58	85
59	86
60	88
61	90
62	91
63	93
64	94
65	95
66	96
67	97
68	98
69	99
70	100