A303739 - cp's OEIS frontend

A303739 Numbers k such that 9k^2 + 3k + 1 (A082040) is prime.

n	a(n)
1	1
2	2
3	4
4	5
5	7
6	8
7	9
8	11
9	18
10	19
11	22
12	23
13	25
14	26
15	30
16	33
17	35
18	37
19	39
20	46
21	47
22	49
23	50
24	51
25	54
26	56
27	63
28	64
29	77
30	82
31	93
32	96
33	103
34	112
35	114
36	116
37	117
38	119
39	123
40	126
41	127
42	134
43	135
44	138
45	142
46	145
47	149
48	151
49	152
50	163
51	165
52	175
53	177
54	179
55	180
56	189
57	193
58	194
59	201
60	203

[1, 2, 4, 5, 7, 8, 9, 11, 18, 19, 22, 23, 25, 26, 30, 33, 35, 37, 39, 46, 47, 49, 50, 51, 54, 56, 63, 64, 77, 82, 93, 96, 103, 112, 114, 116, 117, 119, 123, 126, 127, 134, 135, 138, 142, 145, 149, 151, 152, 163, 165, 175, 177, 179, 180, 189, 193, 194, 201, 203]

cp's OEIS Frontend

A303739 Numbers k such that 9k^2 + 3k + 1 (A082040) is prime.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	5
5	7
6	8
7	9
8	11
9	18
10	19
11	22
12	23
13	25
14	26
15	30
16	33
17	35
18	37
19	39
20	46
21	47
22	49
23	50
24	51
25	54
26	56
27	63
28	64
29	77
30	82
31	93
32	96
33	103
34	112
35	114
36	116
37	117
38	119
39	123
40	126
41	127
42	134
43	135
44	138
45	142
46	145
47	149
48	151
49	152
50	163
51	165
52	175
53	177
54	179
55	180
56	189
57	193
58	194
59	201
60	203

n	a(n)
1	1
2	2
3	4
4	5
5	7
6	8
7	9
8	11
9	18
10	19
11	22
12	23
13	25
14	26
15	30
16	33
17	35
18	37
19	39
20	46
21	47
22	49
23	50
24	51
25	54
26	56
27	63
28	64
29	77
30	82
31	93
32	96
33	103
34	112
35	114
36	116
37	117
38	119
39	123
40	126
41	127
42	134
43	135
44	138
45	142
46	145
47	149
48	151
49	152
50	163
51	165
52	175
53	177
54	179
55	180
56	189
57	193
58	194
59	201
60	203

cp's OEIS Frontend

A303739 Numbers k such that 9*k^2 + 3*k + 1 (A082040) is prime.

Table of values

List of values

A303739 Numbers k such that 9k^2 + 3k + 1 (A082040) is prime.

n	a(n)
1	1
2	2
3	4
4	5
5	7
6	8
7	9
8	11
9	18
10	19
11	22
12	23
13	25
14	26
15	30
16	33
17	35
18	37
19	39
20	46
21	47
22	49
23	50
24	51
25	54
26	56
27	63
28	64
29	77
30	82
31	93
32	96
33	103
34	112
35	114
36	116
37	117
38	119
39	123
40	126
41	127
42	134
43	135
44	138
45	142
46	145
47	149
48	151
49	152
50	163
51	165
52	175
53	177
54	179
55	180
56	189
57	193
58	194
59	201
60	203