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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.

A168157 Number of 0's in the matrix whose lines are the binary expansion of the first n primes.

Table of values

n a(n)
1 1
2 1
3 4
4 4
5 9
6 10
7 19
8 21
9 22
10 23
11 23
12 37
13 40
14 42
15 43
16 45
17 46
18 47
19 69
20 72
21 76
22 78
23 81
24 84
25 88
26 91
27 93
28 95
29 97
30 100
31 100
32 136
33 141
34 145
35 149
36 152
37 155
38 159
39 162
40 165
41 168
42 171
43 172
44 177
45 181
46 184
47 187
48 188
49 191
50 194
51 197
52 198
53 201
54 202
55 263
56 268
57 273
58 277
59 282
60 287

List of values

[1, 1, 4, 4, 9, 10, 19, 21, 22, 23, 23, 37, 40, 42, 43, 45, 46, 47, 69, 72, 76, 78, 81, 84, 88, 91, 93, 95, 97, 100, 100, 136, 141, 145, 149, 152, 155, 159, 162, 165, 168, 171, 172, 177, 181, 184, 187, 188, 191, 194, 197, 198, 201, 202, 263, 268, 273, 277, 282, 287]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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