A143831 - cp's OEIS frontend

A143831 Numbers n such that 12n^2 - 1 is prime.

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	9
8	11
9	13
10	14
11	15
12	17
13	20
14	22
15	24
16	25
17	26
18	27
19	29
20	30
21	35
22	36
23	37
24	38
25	39
26	46
27	48
28	55
29	59
30	61
31	68
32	69
33	72
34	75
35	77
36	79
37	82
38	88
39	91
40	93
41	94
42	102
43	105
44	107
45	108
46	115
47	116
48	117
49	118
50	121
51	124
52	130
53	134
54	136
55	137
56	140
57	149
58	152
59	154
60	157
61	158
62	159
63	162
64	167

[1, 2, 3, 4, 6, 7, 9, 11, 13, 14, 15, 17, 20, 22, 24, 25, 26, 27, 29, 30, 35, 36, 37, 38, 39, 46, 48, 55, 59, 61, 68, 69, 72, 75, 77, 79, 82, 88, 91, 93, 94, 102, 105, 107, 108, 115, 116, 117, 118, 121, 124, 130, 134, 136, 137, 140, 149, 152, 154, 157, 158, 159, 162, 167]

cp's OEIS Frontend

A143831 Numbers n such that 12n^2 - 1 is prime.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	9
8	11
9	13
10	14
11	15
12	17
13	20
14	22
15	24
16	25
17	26
18	27
19	29
20	30
21	35
22	36
23	37
24	38
25	39
26	46
27	48
28	55
29	59
30	61
31	68
32	69
33	72
34	75
35	77
36	79
37	82
38	88
39	91
40	93
41	94
42	102
43	105
44	107
45	108
46	115
47	116
48	117
49	118
50	121
51	124
52	130
53	134
54	136
55	137
56	140
57	149
58	152
59	154
60	157
61	158
62	159
63	162
64	167

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	9
8	11
9	13
10	14
11	15
12	17
13	20
14	22
15	24
16	25
17	26
18	27
19	29
20	30
21	35
22	36
23	37
24	38
25	39
26	46
27	48
28	55
29	59
30	61
31	68
32	69
33	72
34	75
35	77
36	79
37	82
38	88
39	91
40	93
41	94
42	102
43	105
44	107
45	108
46	115
47	116
48	117
49	118
50	121
51	124
52	130
53	134
54	136
55	137
56	140
57	149
58	152
59	154
60	157
61	158
62	159
63	162
64	167

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	7
7	9
8	11
9	13
10	14
11	15
12	17
13	20
14	22
15	24
16	25
17	26
18	27
19	29
20	30
21	35
22	36
23	37
24	38
25	39
26	46
27	48
28	55
29	59
30	61
31	68
32	69
33	72
34	75
35	77
36	79
37	82
38	88
39	91
40	93
41	94
42	102
43	105
44	107
45	108
46	115
47	116
48	117
49	118
50	121
51	124
52	130
53	134
54	136
55	137
56	140
57	149
58	152
59	154
60	157
61	158
62	159
63	162
64	167