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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.

A065361 Rebase n from 3 to 2. Replace 3^k with 2^k in ternary expansion of n.

Table of values

n a(n)
0 0
1 1
2 2
3 2
4 3
5 4
6 4
7 5
8 6
9 4
10 5
11 6
12 6
13 7
14 8
15 8
16 9
17 10
18 8
19 9
20 10
21 10
22 11
23 12
24 12
25 13
26 14
27 8
28 9
29 10
30 10
31 11
32 12
33 12
34 13
35 14
36 12
37 13
38 14
39 14
40 15
41 16
42 16
43 17
44 18
45 16
46 17
47 18
48 18
49 19
50 20
51 20
52 21
53 22
54 16
55 17
56 18
57 18
58 19
59 20
60 20
61 21
62 22
63 20
64 21
65 22
66 22
67 23
68 24
69 24
70 25
71 26
72 24
73 25
74 26
75 26
76 27

List of values

[0, 1, 2, 2, 3, 4, 4, 5, 6, 4, 5, 6, 6, 7, 8, 8, 9, 10, 8, 9, 10, 10, 11, 12, 12, 13, 14, 8, 9, 10, 10, 11, 12, 12, 13, 14, 12, 13, 14, 14, 15, 16, 16, 17, 18, 16, 17, 18, 18, 19, 20, 20, 21, 22, 16, 17, 18, 18, 19, 20, 20, 21, 22, 20, 21, 22, 22, 23, 24, 24, 25, 26, 24, 25, 26, 26, 27]

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