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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.

A163235 Two-dimensional Binary Reflected Gray Code, transposed version: a(i,j) = bits of binary expansion of A003188(j) interleaved with that of A003188(i).

Table of values

n a(n)
0 0
1 2
2 1
3 10
4 3
5 5
6 8
7 11
8 7
9 4
10 40
11 9
12 15
13 6
14 20
15 42
16 41
17 13
18 14
19 22
20 21
21 34
22 43
23 45
24 12
25 30
26 23
27 17
28 32
29 35
30 47
31 44
32 28
33 31
34 19
35 16
36 160
37 33
38 39
39 46
40 60
41 29
42 27
43 18
44 80
45 162
46 161
47 37
48 38
49 62
50 61
51 25
52 26
53 82
54 81
55 170
56 163
57 165
58 36
59 54
60 63
61 57
62 24
63 90
64 83
65 85
66 168
67 171
68 167

List of values

[0, 2, 1, 10, 3, 5, 8, 11, 7, 4, 40, 9, 15, 6, 20, 42, 41, 13, 14, 22, 21, 34, 43, 45, 12, 30, 23, 17, 32, 35, 47, 44, 28, 31, 19, 16, 160, 33, 39, 46, 60, 29, 27, 18, 80, 162, 161, 37, 38, 62, 61, 25, 26, 82, 81, 170, 163, 165, 36, 54, 63, 57, 24, 90, 83, 85, 168, 171, 167]

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

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