A138918 - cp's OEIS frontend

A138918 Numbers n such that 18n-1 is prime.

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	10
7	11
8	13
9	14
10	15
11	20
12	24
13	25
14	26
15	28
16	29
17	31
18	33
19	36
20	38
21	39
22	40
23	43
24	45
25	46
26	48
27	49
28	53
29	54
30	59
31	61
32	64
33	66
34	68
35	70
36	71
37	76
38	80
39	83
40	84
41	88
42	89
43	90
44	91
45	95
46	104
47	105
48	106
49	110
50	111
51	115
52	116
53	119
54	123
55	126
56	130
57	131
58	133
59	134
60	136
61	144
62	145
63	148
64	150

[1, 3, 4, 5, 6, 10, 11, 13, 14, 15, 20, 24, 25, 26, 28, 29, 31, 33, 36, 38, 39, 40, 43, 45, 46, 48, 49, 53, 54, 59, 61, 64, 66, 68, 70, 71, 76, 80, 83, 84, 88, 89, 90, 91, 95, 104, 105, 106, 110, 111, 115, 116, 119, 123, 126, 130, 131, 133, 134, 136, 144, 145, 148, 150]

cp's OEIS Frontend

A138918 Numbers n such that 18n-1 is prime.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	10
7	11
8	13
9	14
10	15
11	20
12	24
13	25
14	26
15	28
16	29
17	31
18	33
19	36
20	38
21	39
22	40
23	43
24	45
25	46
26	48
27	49
28	53
29	54
30	59
31	61
32	64
33	66
34	68
35	70
36	71
37	76
38	80
39	83
40	84
41	88
42	89
43	90
44	91
45	95
46	104
47	105
48	106
49	110
50	111
51	115
52	116
53	119
54	123
55	126
56	130
57	131
58	133
59	134
60	136
61	144
62	145
63	148
64	150

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	10
7	11
8	13
9	14
10	15
11	20
12	24
13	25
14	26
15	28
16	29
17	31
18	33
19	36
20	38
21	39
22	40
23	43
24	45
25	46
26	48
27	49
28	53
29	54
30	59
31	61
32	64
33	66
34	68
35	70
36	71
37	76
38	80
39	83
40	84
41	88
42	89
43	90
44	91
45	95
46	104
47	105
48	106
49	110
50	111
51	115
52	116
53	119
54	123
55	126
56	130
57	131
58	133
59	134
60	136
61	144
62	145
63	148
64	150

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	10
7	11
8	13
9	14
10	15
11	20
12	24
13	25
14	26
15	28
16	29
17	31
18	33
19	36
20	38
21	39
22	40
23	43
24	45
25	46
26	48
27	49
28	53
29	54
30	59
31	61
32	64
33	66
34	68
35	70
36	71
37	76
38	80
39	83
40	84
41	88
42	89
43	90
44	91
45	95
46	104
47	105
48	106
49	110
50	111
51	115
52	116
53	119
54	123
55	126
56	130
57	131
58	133
59	134
60	136
61	144
62	145
63	148
64	150