A032682 - cp's OEIS frontend

A032682 Numbers k such that k surrounded by digit '1' is a prime.

n	a(n)
1	0
2	3
3	5
4	8
5	9
6	15
7	17
8	18
9	20
10	23
11	29
12	30
13	32
14	36
15	38
16	45
17	47
18	48
19	51
20	53
21	57
22	60
23	62
24	72
25	74
26	80
27	81
28	83
29	86
30	87
31	90
32	93
33	95
34	107
35	113
36	116
37	117
38	125
39	126
40	131
41	132
42	135
43	141
44	147
45	149
46	155
47	162
48	168
49	170
50	173
51	180
52	182
53	183
54	194
55	197
56	198
57	201
58	204
59	207
60	210

[0, 3, 5, 8, 9, 15, 17, 18, 20, 23, 29, 30, 32, 36, 38, 45, 47, 48, 51, 53, 57, 60, 62, 72, 74, 80, 81, 83, 86, 87, 90, 93, 95, 107, 113, 116, 117, 125, 126, 131, 132, 135, 141, 147, 149, 155, 162, 168, 170, 173, 180, 182, 183, 194, 197, 198, 201, 204, 207, 210]

cp's OEIS Frontend

A032682 Numbers k such that k surrounded by digit '1' is a prime.

Table of values

List of values

n	a(n)
1	0
2	3
3	5
4	8
5	9
6	15
7	17
8	18
9	20
10	23
11	29
12	30
13	32
14	36
15	38
16	45
17	47
18	48
19	51
20	53
21	57
22	60
23	62
24	72
25	74
26	80
27	81
28	83
29	86
30	87
31	90
32	93
33	95
34	107
35	113
36	116
37	117
38	125
39	126
40	131
41	132
42	135
43	141
44	147
45	149
46	155
47	162
48	168
49	170
50	173
51	180
52	182
53	183
54	194
55	197
56	198
57	201
58	204
59	207
60	210

n	a(n)
1	0
2	3
3	5
4	8
5	9
6	15
7	17
8	18
9	20
10	23
11	29
12	30
13	32
14	36
15	38
16	45
17	47
18	48
19	51
20	53
21	57
22	60
23	62
24	72
25	74
26	80
27	81
28	83
29	86
30	87
31	90
32	93
33	95
34	107
35	113
36	116
37	117
38	125
39	126
40	131
41	132
42	135
43	141
44	147
45	149
46	155
47	162
48	168
49	170
50	173
51	180
52	182
53	183
54	194
55	197
56	198
57	201
58	204
59	207
60	210

n	a(n)
1	0
2	3
3	5
4	8
5	9
6	15
7	17
8	18
9	20
10	23
11	29
12	30
13	32
14	36
15	38
16	45
17	47
18	48
19	51
20	53
21	57
22	60
23	62
24	72
25	74
26	80
27	81
28	83
29	86
30	87
31	90
32	93
33	95
34	107
35	113
36	116
37	117
38	125
39	126
40	131
41	132
42	135
43	141
44	147
45	149
46	155
47	162
48	168
49	170
50	173
51	180
52	182
53	183
54	194
55	197
56	198
57	201
58	204
59	207
60	210