A179335 - cp's OEIS frontend

A179335 a(n) is the smallest prime which appears as a substring of the decimal representation of prime(n).

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	3
7	7
8	19
9	2
10	2
11	3
12	3
13	41
14	3
15	7
16	3
17	5
18	61
19	7
20	7
21	3
22	7
23	3
24	89
25	7
26	101
27	3
28	7
29	109
30	3
31	2
32	3
33	3
34	3
35	149
36	5
37	5
38	3
39	7
40	3
41	7
42	181
43	19
44	3
45	7
46	19
47	2
48	2
49	2
50	2
51	2
52	2
53	2
54	2
55	2
56	2
57	2
58	2
59	2
60	2
61	2
62	2
63	3
64	3
65	3
66	3
67	3
68	3
69	3
70	3
71	3
72	3
73	3
74	3
75	3
76	3
77	3
78	3
79	401
80	409
81	19
82	2
83	3
84	3
85	3
86	3
87	449
88	5
89	61
90	3
91	7
92	7
93	7

[2, 3, 5, 7, 11, 3, 7, 19, 2, 2, 3, 3, 41, 3, 7, 3, 5, 61, 7, 7, 3, 7, 3, 89, 7, 101, 3, 7, 109, 3, 2, 3, 3, 3, 149, 5, 5, 3, 7, 3, 7, 181, 19, 3, 7, 19, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 401, 409, 19, 2, 3, 3, 3, 3, 449, 5, 61, 3, 7, 7, 7]

cp's OEIS Frontend

A179335 a(n) is the smallest prime which appears as a substring of the decimal representation of prime(n).

Table of values

List of values

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	3
7	7
8	19
9	2
10	2
11	3
12	3
13	41
14	3
15	7
16	3
17	5
18	61
19	7
20	7
21	3
22	7
23	3
24	89
25	7
26	101
27	3
28	7
29	109
30	3
31	2
32	3
33	3
34	3
35	149
36	5
37	5
38	3
39	7
40	3
41	7
42	181
43	19
44	3
45	7
46	19
47	2
48	2
49	2
50	2
51	2
52	2
53	2
54	2
55	2
56	2
57	2
58	2
59	2
60	2
61	2
62	2
63	3
64	3
65	3
66	3
67	3
68	3
69	3
70	3
71	3
72	3
73	3
74	3
75	3
76	3
77	3
78	3
79	401
80	409
81	19
82	2
83	3
84	3
85	3
86	3
87	449
88	5
89	61
90	3
91	7
92	7
93	7

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	3
7	7
8	19
9	2
10	2
11	3
12	3
13	41
14	3
15	7
16	3
17	5
18	61
19	7
20	7
21	3
22	7
23	3
24	89
25	7
26	101
27	3
28	7
29	109
30	3
31	2
32	3
33	3
34	3
35	149
36	5
37	5
38	3
39	7
40	3
41	7
42	181
43	19
44	3
45	7
46	19
47	2
48	2
49	2
50	2
51	2
52	2
53	2
54	2
55	2
56	2
57	2
58	2
59	2
60	2
61	2
62	2
63	3
64	3
65	3
66	3
67	3
68	3
69	3
70	3
71	3
72	3
73	3
74	3
75	3
76	3
77	3
78	3
79	401
80	409
81	19
82	2
83	3
84	3
85	3
86	3
87	449
88	5
89	61
90	3
91	7
92	7
93	7

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	3
7	7
8	19
9	2
10	2
11	3
12	3
13	41
14	3
15	7
16	3
17	5
18	61
19	7
20	7
21	3
22	7
23	3
24	89
25	7
26	101
27	3
28	7
29	109
30	3
31	2
32	3
33	3
34	3
35	149
36	5
37	5
38	3
39	7
40	3
41	7
42	181
43	19
44	3
45	7
46	19
47	2
48	2
49	2
50	2
51	2
52	2
53	2
54	2
55	2
56	2
57	2
58	2
59	2
60	2
61	2
62	2
63	3
64	3
65	3
66	3
67	3
68	3
69	3
70	3
71	3
72	3
73	3
74	3
75	3
76	3
77	3
78	3
79	401
80	409
81	19
82	2
83	3
84	3
85	3
86	3
87	449
88	5
89	61
90	3
91	7
92	7
93	7