cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A168155 Sum of binary digits of all primes < 2^n, i.e., with at most n binary digits.

Table of values

n a(n)
1 0
2 3
3 8
4 14
5 32
6 61
7 117
8 230
9 470
10 922
11 1807
12 3597
13 7071
14 14022
15 27693
16 54876
17 109077
18 216301
19 430183
20 854696
21 1700412
22 3382868
23 6733230
24 13404811
25 26704639
26 53204936
27 106034897
28 211377718
29 421466683
30 840573072
31 1676670824
32 3345012214
33 6674425203
34 13319553281

List of values

[0, 3, 8, 14, 32, 61, 117, 230, 470, 922, 1807, 3597, 7071, 14022, 27693, 54876, 109077, 216301, 430183, 854696, 1700412, 3382868, 6733230, 13404811, 26704639, 53204936, 106034897, 211377718, 421466683, 840573072, 1676670824, 3345012214, 6674425203, 13319553281]