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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.

A269173 Formula for Wolfram's Rule 126 cellular automaton: a(n) = (n XOR 2n) OR (n XOR 4n).

Table of values

n a(n)
0 0
1 7
2 14
3 15
4 28
5 31
6 30
7 27
8 56
9 63
10 62
11 63
12 60
13 63
14 54
15 51
16 112
17 119
18 126
19 127
20 124
21 127
22 126
23 123
24 120
25 127
26 126
27 127
28 108
29 111
30 102
31 99
32 224
33 231
34 238
35 239
36 252
37 255
38 254
39 251
40 248
41 255
42 254
43 255
44 252
45 255
46 246
47 243
48 240
49 247
50 254
51 255
52 252
53 255
54 254
55 251
56 216
57 223
58 222
59 223
60 204
61 207
62 198
63 195
64 448
65 455
66 462

List of values

[0, 7, 14, 15, 28, 31, 30, 27, 56, 63, 62, 63, 60, 63, 54, 51, 112, 119, 126, 127, 124, 127, 126, 123, 120, 127, 126, 127, 108, 111, 102, 99, 224, 231, 238, 239, 252, 255, 254, 251, 248, 255, 254, 255, 252, 255, 246, 243, 240, 247, 254, 255, 252, 255, 254, 251, 216, 223, 222, 223, 204, 207, 198, 195, 448, 455, 462]

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

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