A095766 - cp's OEIS frontend

A095766 Number of primes whose binary expansion begins '11' (A080166) in range ]2^n,2^(n+1)].

n	a(n)
1	1
2	1
3	1
4	2
5	3
6	7
7	11
8	21
9	37
10	67
11	125
12	227
13	431
14	787
15	1491
16	2812
17	5296
18	10055
19	19079
20	36343
21	69398
22	132661
23	254122
24	488028
25	937994
26	1806147
27	3482463
28	6722625
29	12994889
30	25145151
31	48709705
32	94451647
33	183312229
34	356089665
35	692285717

[1, 1, 1, 2, 3, 7, 11, 21, 37, 67, 125, 227, 431, 787, 1491, 2812, 5296, 10055, 19079, 36343, 69398, 132661, 254122, 488028, 937994, 1806147, 3482463, 6722625, 12994889, 25145151, 48709705, 94451647, 183312229, 356089665, 692285717]

cp's OEIS Frontend

A095766 Number of primes whose binary expansion begins '11' (A080166) in range ]2^n,2^(n+1)].

Table of values

List of values