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.

A039015 Numbers whose base-5 representation has the same number of 3's and 4's.

Table of values

n a(n)
1 0
2 1
3 2
4 5
5 6
6 7
7 10
8 11
9 12
10 19
11 23
12 25
13 26
14 27
15 30
16 31
17 32
18 35
19 36
20 37
21 44
22 48
23 50
24 51
25 52
26 55
27 56
28 57
29 60
30 61
31 62
32 69
33 73
34 79
35 84
36 89
37 95
38 96
39 97
40 103
41 108
42 113
43 115
44 116
45 117
46 125
47 126
48 127
49 130
50 131
51 132
52 135
53 136
54 137
55 144
56 148
57 150
58 151
59 152
60 155
61 156
62 157

List of values

[0, 1, 2, 5, 6, 7, 10, 11, 12, 19, 23, 25, 26, 27, 30, 31, 32, 35, 36, 37, 44, 48, 50, 51, 52, 55, 56, 57, 60, 61, 62, 69, 73, 79, 84, 89, 95, 96, 97, 103, 108, 113, 115, 116, 117, 125, 126, 127, 130, 131, 132, 135, 136, 137, 144, 148, 150, 151, 152, 155, 156, 157]

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

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