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.

A030304 Least k such that the base-2 representation of n begins at s(k), where s=A030190 (or equally A030302).

Table of values

n a(n)
0 0
1 1
2 2
3 1
4 6
5 2
6 1
7 4
8 18
9 6
10 26
11 2
12 5
13 1
14 4
15 15
16 50
17 18
18 6
19 22
20 63
21 26
22 77
23 2
24 17
25 5
26 25
27 1
28 4
29 11
30 15
31 46
32 130
33 50
34 18
35 55
36 154
37 6
38 22
39 65
40 146
41 63
42 26
43 28
44 163
45 77
46 2
47 13
48 49
49 17
50 5
51 34
52 69
53 25
54 79
55 1
56 16
57 4
58 68
59 11
60 15
61 41
62 46
63 125
64 322
65 130
66 50

List of values

[0, 1, 2, 1, 6, 2, 1, 4, 18, 6, 26, 2, 5, 1, 4, 15, 50, 18, 6, 22, 63, 26, 77, 2, 17, 5, 25, 1, 4, 11, 15, 46, 130, 50, 18, 55, 154, 6, 22, 65, 146, 63, 26, 28, 163, 77, 2, 13, 49, 17, 5, 34, 69, 25, 79, 1, 16, 4, 68, 11, 15, 41, 46, 125, 322, 130, 50]

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

Content is available under The OEIS End-User License Agreement.