A209252 - cp's OEIS frontend

A209252 Number of primes (excluding n) that may be generated by replacing any decimal digit of n with a digit from 0 to 9.

n	a(n)
0	4
1	4
2	3
3	3
4	4
5	3
6	4
7	3
8	4
9	4
10	4
11	7
12	5
13	9
14	4
15	5
16	4
17	8
18	4
19	7
20	2
21	7
22	3
23	7
24	2
25	3
26	2
27	8
28	2
29	5
30	2
31	5
32	3
33	9
34	2
35	3
36	2
37	6
38	2
39	7
40	3
41	6
42	4
43	8
44	3
45	4
46	3
47	7
48	3
49	8
50	2
51	7
52	3
53	7
54	2
55	3
56	2
57	8
58	2
59	5
60	2
61	5
62	3
63	9
64	2
65	3
66	2
67	6
68	2
69	7
70	3
71	6
72	4
73	8
74	3
75	4
76	3
77	9
78	3
79	6
80	2
81	7
82	3
83	7
84	2
85	3
86	2
87	8
88	2
89	5
90	1
91	6
92	2
93	8
94	1
95	2
96	1
97	5
98	1
99	6
100	4
101	10
102	5
103	9
104	4

[4, 4, 3, 3, 4, 3, 4, 3, 4, 4, 4, 7, 5, 9, 4, 5, 4, 8, 4, 7, 2, 7, 3, 7, 2, 3, 2, 8, 2, 5, 2, 5, 3, 9, 2, 3, 2, 6, 2, 7, 3, 6, 4, 8, 3, 4, 3, 7, 3, 8, 2, 7, 3, 7, 2, 3, 2, 8, 2, 5, 2, 5, 3, 9, 2, 3, 2, 6, 2, 7, 3, 6, 4, 8, 3, 4, 3, 9, 3, 6, 2, 7, 3, 7, 2, 3, 2, 8, 2, 5, 1, 6, 2, 8, 1, 2, 1, 5, 1, 6, 4, 10, 5, 9, 4]

cp's OEIS Frontend

A209252 Number of primes (excluding n) that may be generated by replacing any decimal digit of n with a digit from 0 to 9.

Table of values

List of values

n	a(n)
0	4
1	4
2	3
3	3
4	4
5	3
6	4
7	3
8	4
9	4
10	4
11	7
12	5
13	9
14	4
15	5
16	4
17	8
18	4
19	7
20	2
21	7
22	3
23	7
24	2
25	3
26	2
27	8
28	2
29	5
30	2
31	5
32	3
33	9
34	2
35	3
36	2
37	6
38	2
39	7
40	3
41	6
42	4
43	8
44	3
45	4
46	3
47	7
48	3
49	8
50	2
51	7
52	3
53	7
54	2
55	3
56	2
57	8
58	2
59	5
60	2
61	5
62	3
63	9
64	2
65	3
66	2
67	6
68	2
69	7
70	3
71	6
72	4
73	8
74	3
75	4
76	3
77	9
78	3
79	6
80	2
81	7
82	3
83	7
84	2
85	3
86	2
87	8
88	2
89	5
90	1
91	6
92	2
93	8
94	1
95	2
96	1
97	5
98	1
99	6
100	4
101	10
102	5
103	9
104	4

n	a(n)
0	4
1	4
2	3
3	3
4	4
5	3
6	4
7	3
8	4
9	4
10	4
11	7
12	5
13	9
14	4
15	5
16	4
17	8
18	4
19	7
20	2
21	7
22	3
23	7
24	2
25	3
26	2
27	8
28	2
29	5
30	2
31	5
32	3
33	9
34	2
35	3
36	2
37	6
38	2
39	7
40	3
41	6
42	4
43	8
44	3
45	4
46	3
47	7
48	3
49	8
50	2
51	7
52	3
53	7
54	2
55	3
56	2
57	8
58	2
59	5
60	2
61	5
62	3
63	9
64	2
65	3
66	2
67	6
68	2
69	7
70	3
71	6
72	4
73	8
74	3
75	4
76	3
77	9
78	3
79	6
80	2
81	7
82	3
83	7
84	2
85	3
86	2
87	8
88	2
89	5
90	1
91	6
92	2
93	8
94	1
95	2
96	1
97	5
98	1
99	6
100	4
101	10
102	5
103	9
104	4

n	a(n)
0	4
1	4
2	3
3	3
4	4
5	3
6	4
7	3
8	4
9	4
10	4
11	7
12	5
13	9
14	4
15	5
16	4
17	8
18	4
19	7
20	2
21	7
22	3
23	7
24	2
25	3
26	2
27	8
28	2
29	5
30	2
31	5
32	3
33	9
34	2
35	3
36	2
37	6
38	2
39	7
40	3
41	6
42	4
43	8
44	3
45	4
46	3
47	7
48	3
49	8
50	2
51	7
52	3
53	7
54	2
55	3
56	2
57	8
58	2
59	5
60	2
61	5
62	3
63	9
64	2
65	3
66	2
67	6
68	2
69	7
70	3
71	6
72	4
73	8
74	3
75	4
76	3
77	9
78	3
79	6
80	2
81	7
82	3
83	7
84	2
85	3
86	2
87	8
88	2
89	5
90	1
91	6
92	2
93	8
94	1
95	2
96	1
97	5
98	1
99	6
100	4
101	10
102	5
103	9
104	4