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.

A325123 Number of divisible pairs of positive integers up to n with no binary carries.

Table of values

n a(n)
0 0
1 0
2 1
3 1
4 3
5 3
6 4
7 4
8 7
9 7
10 9
11 9
12 12
13 12
14 13
15 13
16 17
17 17
18 19
19 19
20 22
21 22
22 23
23 23
24 28
25 28
26 29
27 29
28 31
29 31
30 32
31 32
32 37
33 37
34 39
35 39
36 44
37 44
38 45
39 45
40 50
41 50
42 52
43 52
44 54
45 54
46 55
47 55
48 62
49 62
50 64
51 64
52 66
53 66
54 68
55 68
56 72
57 72
58 73
59 73
60 76
61 76
62 77
63 77
64 83
65 83
66 85
67 85

List of values

[0, 0, 1, 1, 3, 3, 4, 4, 7, 7, 9, 9, 12, 12, 13, 13, 17, 17, 19, 19, 22, 22, 23, 23, 28, 28, 29, 29, 31, 31, 32, 32, 37, 37, 39, 39, 44, 44, 45, 45, 50, 50, 52, 52, 54, 54, 55, 55, 62, 62, 64, 64, 66, 66, 68, 68, 72, 72, 73, 73, 76, 76, 77, 77, 83, 83, 85, 85]

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

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