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.

A052406 Numbers without 4 as a digit.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 12
13 13
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 25
24 26
25 27
26 28
27 29
28 30
29 31
30 32
31 33
32 35
33 36
34 37
35 38
36 39
37 50
38 51
39 52
40 53
41 55
42 56
43 57
44 58
45 59
46 60
47 61
48 62
49 63
50 65
51 66
52 67
53 68
54 69
55 70
56 71
57 72
58 73
59 75
60 76
61 77
62 78
63 79
64 80
65 81
66 82
67 83
68 85
69 86
70 87
71 88
72 89

List of values

[0, 1, 2, 3, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 28, 29, 30, 31, 32, 33, 35, 36, 37, 38, 39, 50, 51, 52, 53, 55, 56, 57, 58, 59, 60, 61, 62, 63, 65, 66, 67, 68, 69, 70, 71, 72, 73, 75, 76, 77, 78, 79, 80, 81, 82, 83, 85, 86, 87, 88, 89]

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

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