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.

A106647 Replace even digits d of n with 1+d/2.

Table of values

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

List of values

[1, 1, 2, 3, 3, 5, 4, 7, 5, 9, 11, 11, 12, 13, 13, 15, 14, 17, 15, 19, 21, 21, 22, 23, 23, 25, 24, 27, 25, 29, 31, 31, 32, 33, 33, 35, 34, 37, 35, 39, 31, 31, 32, 33, 33, 35, 34, 37, 35, 39, 51, 51, 52, 53, 53, 55, 54, 57, 55, 59, 41, 41, 42, 43, 43, 45, 44, 47, 45, 49, 71, 71, 72]

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

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