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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.

A289234 In primorial base: a(n) is obtained by replacing each nonzero digit of n with its inverse (see Comments for precise definition).

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 18
13 19
14 20
15 21
16 22
17 23
18 12
19 13
20 14
21 15
22 16
23 17
24 24
25 25
26 26
27 27
28 28
29 29
30 30
31 31
32 32
33 33
34 34
35 35
36 36
37 37
38 38
39 39
40 40
41 41
42 48
43 49
44 50
45 51
46 52
47 53
48 42
49 43
50 44
51 45
52 46
53 47
54 54
55 55
56 56
57 57
58 58
59 59
60 120
61 121
62 122
63 123
64 124
65 125

List of values

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 18, 19, 20, 21, 22, 23, 12, 13, 14, 15, 16, 17, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 48, 49, 50, 51, 52, 53, 42, 43, 44, 45, 46, 47, 54, 55, 56, 57, 58, 59, 120, 121, 122, 123, 124, 125]

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

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