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.

A247455 Numbers k such that d(r,k) = 0 and d(s,k) = 0, where d(x,k) = k-th binary digit of x, r = {sqrt(2)}, s = {3*sqrt(2)}, and { } = fractional part.

Table of values

n a(n)
1 1
2 8
3 9
4 10
5 11
6 15
7 21
8 25
9 29
10 38
11 42
12 48
13 51
14 54
15 57
16 58
17 59
18 62
19 64
20 66
21 70
22 72
23 78
24 81
25 82
26 86
27 89
28 93
29 96
30 107
31 109
32 111
33 113
34 122
35 128
36 130
37 134
38 136
39 139
40 144
41 147
42 148
43 149
44 151
45 153
46 161
47 162
48 165
49 169
50 173
51 181
52 182
53 183
54 187
55 191
56 195
57 200
58 202

List of values

[1, 8, 9, 10, 11, 15, 21, 25, 29, 38, 42, 48, 51, 54, 57, 58, 59, 62, 64, 66, 70, 72, 78, 81, 82, 86, 89, 93, 96, 107, 109, 111, 113, 122, 128, 130, 134, 136, 139, 144, 147, 148, 149, 151, 153, 161, 162, 165, 169, 173, 181, 182, 183, 187, 191, 195, 200, 202]