A260907 - cp's OEIS frontend

A260907 Numbers n such that prime(n) + prime(n+1) + prime(n+2) is not a prime.

n	a(n)
1	1
2	2
3	6
4	12
5	14
6	15
7	17
8	21
9	24
10	25
11	27
12	28
13	30
14	31
15	32
16	33
17	36
18	39
19	40
20	41
21	42
22	43
23	44
24	46
25	48
26	49
27	51
28	52
29	53
30	54
31	55
32	56
33	57
34	59
35	63
36	65
37	66
38	67
39	71
40	72
41	73
42	74
43	76
44	78
45	81
46	82
47	84
48	85
49	86
50	89
51	92
52	93
53	96
54	98
55	99
56	100
57	102
58	103
59	104
60	105
61	106
62	107
63	108

[1, 2, 6, 12, 14, 15, 17, 21, 24, 25, 27, 28, 30, 31, 32, 33, 36, 39, 40, 41, 42, 43, 44, 46, 48, 49, 51, 52, 53, 54, 55, 56, 57, 59, 63, 65, 66, 67, 71, 72, 73, 74, 76, 78, 81, 82, 84, 85, 86, 89, 92, 93, 96, 98, 99, 100, 102, 103, 104, 105, 106, 107, 108]

cp's OEIS Frontend

A260907 Numbers n such that prime(n) + prime(n+1) + prime(n+2) is not a prime.

Table of values

List of values

n	a(n)
1	1
2	2
3	6
4	12
5	14
6	15
7	17
8	21
9	24
10	25
11	27
12	28
13	30
14	31
15	32
16	33
17	36
18	39
19	40
20	41
21	42
22	43
23	44
24	46
25	48
26	49
27	51
28	52
29	53
30	54
31	55
32	56
33	57
34	59
35	63
36	65
37	66
38	67
39	71
40	72
41	73
42	74
43	76
44	78
45	81
46	82
47	84
48	85
49	86
50	89
51	92
52	93
53	96
54	98
55	99
56	100
57	102
58	103
59	104
60	105
61	106
62	107
63	108

n	a(n)
1	1
2	2
3	6
4	12
5	14
6	15
7	17
8	21
9	24
10	25
11	27
12	28
13	30
14	31
15	32
16	33
17	36
18	39
19	40
20	41
21	42
22	43
23	44
24	46
25	48
26	49
27	51
28	52
29	53
30	54
31	55
32	56
33	57
34	59
35	63
36	65
37	66
38	67
39	71
40	72
41	73
42	74
43	76
44	78
45	81
46	82
47	84
48	85
49	86
50	89
51	92
52	93
53	96
54	98
55	99
56	100
57	102
58	103
59	104
60	105
61	106
62	107
63	108

n	a(n)
1	1
2	2
3	6
4	12
5	14
6	15
7	17
8	21
9	24
10	25
11	27
12	28
13	30
14	31
15	32
16	33
17	36
18	39
19	40
20	41
21	42
22	43
23	44
24	46
25	48
26	49
27	51
28	52
29	53
30	54
31	55
32	56
33	57
34	59
35	63
36	65
37	66
38	67
39	71
40	72
41	73
42	74
43	76
44	78
45	81
46	82
47	84
48	85
49	86
50	89
51	92
52	93
53	96
54	98
55	99
56	100
57	102
58	103
59	104
60	105
61	106
62	107
63	108