A352942 - cp's OEIS frontend

A352942 Let p = prime(n); a(n) = number of primes q with same number of binary digits as p that can be obtained from p by changing one binary digit.

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

[1, 1, 1, 1, 0, 0, 1, 2, 2, 1, 2, 1, 1, 3, 1, 2, 1, 1, 2, 3, 1, 1, 1, 1, 2, 3, 2, 0, 1, 1, 0, 2, 1, 2, 3, 1, 1, 4, 1, 0, 1, 1, 0, 1, 3, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 2, 2, 0, 3, 2, 1, 1, 2, 2, 1, 1, 0, 3, 0, 0, 2, 2, 0, 2, 2, 2, 3, 2, 2, 0, 2, 0, 1, 2, 0, 1]

cp's OEIS Frontend

A352942 Let p = prime(n); a(n) = number of primes q with same number of binary digits as p that can be obtained from p by changing one binary digit.

Table of values

List of values

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

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

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