A155723 - cp's OEIS frontend

A155723 Numbers k such that 2*k + 9 is not prime.

n	a(n)
1	0
2	3
3	6
4	8
5	9
6	12
7	13
8	15
9	18
10	20
11	21
12	23
13	24
14	27
15	28
16	30
17	33
18	34
19	36
20	38
21	39
22	41
23	42
24	43
25	45
26	48
27	51
28	53
29	54
30	55
31	56
32	57
33	58
34	60
35	62
36	63
37	66
38	67
39	68
40	69
41	72
42	73
43	75
44	76
45	78
46	80
47	81
48	83
49	84
50	87
51	88
52	89
53	90
54	93
55	96
56	97
57	98
58	99
59	100
60	102
61	103
62	104
63	105
64	106
65	108
66	111
67	113
68	114

[0, 3, 6, 8, 9, 12, 13, 15, 18, 20, 21, 23, 24, 27, 28, 30, 33, 34, 36, 38, 39, 41, 42, 43, 45, 48, 51, 53, 54, 55, 56, 57, 58, 60, 62, 63, 66, 67, 68, 69, 72, 73, 75, 76, 78, 80, 81, 83, 84, 87, 88, 89, 90, 93, 96, 97, 98, 99, 100, 102, 103, 104, 105, 106, 108, 111, 113, 114]

cp's OEIS Frontend

A155723 Numbers k such that 2*k + 9 is not prime.

Table of values

List of values

n	a(n)
1	0
2	3
3	6
4	8
5	9
6	12
7	13
8	15
9	18
10	20
11	21
12	23
13	24
14	27
15	28
16	30
17	33
18	34
19	36
20	38
21	39
22	41
23	42
24	43
25	45
26	48
27	51
28	53
29	54
30	55
31	56
32	57
33	58
34	60
35	62
36	63
37	66
38	67
39	68
40	69
41	72
42	73
43	75
44	76
45	78
46	80
47	81
48	83
49	84
50	87
51	88
52	89
53	90
54	93
55	96
56	97
57	98
58	99
59	100
60	102
61	103
62	104
63	105
64	106
65	108
66	111
67	113
68	114

n	a(n)
1	0
2	3
3	6
4	8
5	9
6	12
7	13
8	15
9	18
10	20
11	21
12	23
13	24
14	27
15	28
16	30
17	33
18	34
19	36
20	38
21	39
22	41
23	42
24	43
25	45
26	48
27	51
28	53
29	54
30	55
31	56
32	57
33	58
34	60
35	62
36	63
37	66
38	67
39	68
40	69
41	72
42	73
43	75
44	76
45	78
46	80
47	81
48	83
49	84
50	87
51	88
52	89
53	90
54	93
55	96
56	97
57	98
58	99
59	100
60	102
61	103
62	104
63	105
64	106
65	108
66	111
67	113
68	114

n	a(n)
1	0
2	3
3	6
4	8
5	9
6	12
7	13
8	15
9	18
10	20
11	21
12	23
13	24
14	27
15	28
16	30
17	33
18	34
19	36
20	38
21	39
22	41
23	42
24	43
25	45
26	48
27	51
28	53
29	54
30	55
31	56
32	57
33	58
34	60
35	62
36	63
37	66
38	67
39	68
40	69
41	72
42	73
43	75
44	76
45	78
46	80
47	81
48	83
49	84
50	87
51	88
52	89
53	90
54	93
55	96
56	97
57	98
58	99
59	100
60	102
61	103
62	104
63	105
64	106
65	108
66	111
67	113
68	114