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.

A039251 Numbers whose base-12 representation has the same number of 4's and 9's.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 5
6 6
7 7
8 8
9 10
10 11
11 12
12 13
13 14
14 15
15 17
16 18
17 19
18 20
19 22
20 23
21 24
22 25
23 26
24 27
25 29
26 30
27 31
28 32
29 34
30 35
31 36
32 37
33 38
34 39
35 41
36 42
37 43
38 44
39 46
40 47
41 57
42 60
43 61
44 62
45 63
46 65
47 66
48 67
49 68
50 70
51 71
52 72
53 73
54 74
55 75
56 77
57 78
58 79
59 80
60 82
61 83
62 84
63 85
64 86
65 87
66 89
67 90
68 91
69 92
70 94

List of values

[0, 1, 2, 3, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 34, 35, 36, 37, 38, 39, 41, 42, 43, 44, 46, 47, 57, 60, 61, 62, 63, 65, 66, 67, 68, 70, 71, 72, 73, 74, 75, 77, 78, 79, 80, 82, 83, 84, 85, 86, 87, 89, 90, 91, 92, 94]

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

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