A153781 - cp's OEIS frontend

A153781 Numbers n such that n^2+13n+23 is prime.

n	a(n)
1	0
2	1
3	2
4	3
5	5
6	6
7	7
8	8
9	14
10	15
11	16
12	19
13	20
14	24
15	27
16	28
17	34
18	36
19	37
20	40
21	41
22	42
23	44
24	45
25	47
26	49
27	57
28	59
29	62
30	64
31	66
32	68
33	71
34	72
35	73
36	78
37	84
38	85
39	86
40	90
41	96
42	103
43	105
44	106
45	110
46	117
47	119
48	122
49	124
50	129
51	132
52	133
53	136
54	141
55	150
56	154
57	156
58	157
59	163
60	168
61	169
62	174

[0, 1, 2, 3, 5, 6, 7, 8, 14, 15, 16, 19, 20, 24, 27, 28, 34, 36, 37, 40, 41, 42, 44, 45, 47, 49, 57, 59, 62, 64, 66, 68, 71, 72, 73, 78, 84, 85, 86, 90, 96, 103, 105, 106, 110, 117, 119, 122, 124, 129, 132, 133, 136, 141, 150, 154, 156, 157, 163, 168, 169, 174]

cp's OEIS Frontend

A153781 Numbers n such that n^2+13n+23 is prime.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	5
6	6
7	7
8	8
9	14
10	15
11	16
12	19
13	20
14	24
15	27
16	28
17	34
18	36
19	37
20	40
21	41
22	42
23	44
24	45
25	47
26	49
27	57
28	59
29	62
30	64
31	66
32	68
33	71
34	72
35	73
36	78
37	84
38	85
39	86
40	90
41	96
42	103
43	105
44	106
45	110
46	117
47	119
48	122
49	124
50	129
51	132
52	133
53	136
54	141
55	150
56	154
57	156
58	157
59	163
60	168
61	169
62	174

n	a(n)
1	0
2	1
3	2
4	3
5	5
6	6
7	7
8	8
9	14
10	15
11	16
12	19
13	20
14	24
15	27
16	28
17	34
18	36
19	37
20	40
21	41
22	42
23	44
24	45
25	47
26	49
27	57
28	59
29	62
30	64
31	66
32	68
33	71
34	72
35	73
36	78
37	84
38	85
39	86
40	90
41	96
42	103
43	105
44	106
45	110
46	117
47	119
48	122
49	124
50	129
51	132
52	133
53	136
54	141
55	150
56	154
57	156
58	157
59	163
60	168
61	169
62	174

n	a(n)
1	0
2	1
3	2
4	3
5	5
6	6
7	7
8	8
9	14
10	15
11	16
12	19
13	20
14	24
15	27
16	28
17	34
18	36
19	37
20	40
21	41
22	42
23	44
24	45
25	47
26	49
27	57
28	59
29	62
30	64
31	66
32	68
33	71
34	72
35	73
36	78
37	84
38	85
39	86
40	90
41	96
42	103
43	105
44	106
45	110
46	117
47	119
48	122
49	124
50	129
51	132
52	133
53	136
54	141
55	150
56	154
57	156
58	157
59	163
60	168
61	169
62	174