A266142 - cp's OEIS frontend

A266142 Number of n-digit primes in which n-1 of the digits are 3's.

n	a(n)
1	4
2	8
3	9
4	12
5	7
6	14
7	13
8	11
9	8
10	7
11	9
12	8
13	3
14	10
15	11
16	14
17	9
18	12
19	6
20	11
21	11
22	11
23	9
24	10
25	9
26	10
27	22
28	10
29	10
30	12
31	7
32	14
33	14
34	15
35	7
36	16
37	11
38	7
39	14
40	10
41	13
42	13
43	8
44	10
45	11
46	12
47	6
48	12
49	10
50	10
51	10
52	11
53	5
54	14
55	8
56	8
57	5
58	14
59	6
60	18
61	13
62	9
63	13
64	10
65	4
66	14
67	12
68	6
69	11
70	13
71	12
72	20
73	11
74	9
75	13
76	6
77	12
78	22
79	13
80	10
81	10
82	12
83	5
84	20
85	11
86	10
87	11
88	10
89	11
90	12
91	11
92	13
93	12
94	18
95	7
96	20
97	15
98	6
99	8
100	8
101	8
102	15
103	12
104	10
105	14

[4, 8, 9, 12, 7, 14, 13, 11, 8, 7, 9, 8, 3, 10, 11, 14, 9, 12, 6, 11, 11, 11, 9, 10, 9, 10, 22, 10, 10, 12, 7, 14, 14, 15, 7, 16, 11, 7, 14, 10, 13, 13, 8, 10, 11, 12, 6, 12, 10, 10, 10, 11, 5, 14, 8, 8, 5, 14, 6, 18, 13, 9, 13, 10, 4, 14, 12, 6, 11, 13, 12, 20, 11, 9, 13, 6, 12, 22, 13, 10, 10, 12, 5, 20, 11, 10, 11, 10, 11, 12, 11, 13, 12, 18, 7, 20, 15, 6, 8, 8, 8, 15, 12, 10, 14]

cp's OEIS Frontend

A266142 Number of n-digit primes in which n-1 of the digits are 3's.

Table of values

List of values

n	a(n)
1	4
2	8
3	9
4	12
5	7
6	14
7	13
8	11
9	8
10	7
11	9
12	8
13	3
14	10
15	11
16	14
17	9
18	12
19	6
20	11
21	11
22	11
23	9
24	10
25	9
26	10
27	22
28	10
29	10
30	12
31	7
32	14
33	14
34	15
35	7
36	16
37	11
38	7
39	14
40	10
41	13
42	13
43	8
44	10
45	11
46	12
47	6
48	12
49	10
50	10
51	10
52	11
53	5
54	14
55	8
56	8
57	5
58	14
59	6
60	18
61	13
62	9
63	13
64	10
65	4
66	14
67	12
68	6
69	11
70	13
71	12
72	20
73	11
74	9
75	13
76	6
77	12
78	22
79	13
80	10
81	10
82	12
83	5
84	20
85	11
86	10
87	11
88	10
89	11
90	12
91	11
92	13
93	12
94	18
95	7
96	20
97	15
98	6
99	8
100	8
101	8
102	15
103	12
104	10
105	14

n	a(n)
1	4
2	8
3	9
4	12
5	7
6	14
7	13
8	11
9	8
10	7
11	9
12	8
13	3
14	10
15	11
16	14
17	9
18	12
19	6
20	11
21	11
22	11
23	9
24	10
25	9
26	10
27	22
28	10
29	10
30	12
31	7
32	14
33	14
34	15
35	7
36	16
37	11
38	7
39	14
40	10
41	13
42	13
43	8
44	10
45	11
46	12
47	6
48	12
49	10
50	10
51	10
52	11
53	5
54	14
55	8
56	8
57	5
58	14
59	6
60	18
61	13
62	9
63	13
64	10
65	4
66	14
67	12
68	6
69	11
70	13
71	12
72	20
73	11
74	9
75	13
76	6
77	12
78	22
79	13
80	10
81	10
82	12
83	5
84	20
85	11
86	10
87	11
88	10
89	11
90	12
91	11
92	13
93	12
94	18
95	7
96	20
97	15
98	6
99	8
100	8
101	8
102	15
103	12
104	10
105	14

n	a(n)
1	4
2	8
3	9
4	12
5	7
6	14
7	13
8	11
9	8
10	7
11	9
12	8
13	3
14	10
15	11
16	14
17	9
18	12
19	6
20	11
21	11
22	11
23	9
24	10
25	9
26	10
27	22
28	10
29	10
30	12
31	7
32	14
33	14
34	15
35	7
36	16
37	11
38	7
39	14
40	10
41	13
42	13
43	8
44	10
45	11
46	12
47	6
48	12
49	10
50	10
51	10
52	11
53	5
54	14
55	8
56	8
57	5
58	14
59	6
60	18
61	13
62	9
63	13
64	10
65	4
66	14
67	12
68	6
69	11
70	13
71	12
72	20
73	11
74	9
75	13
76	6
77	12
78	22
79	13
80	10
81	10
82	12
83	5
84	20
85	11
86	10
87	11
88	10
89	11
90	12
91	11
92	13
93	12
94	18
95	7
96	20
97	15
98	6
99	8
100	8
101	8
102	15
103	12
104	10
105	14