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.

A207016 a(1) = 3 , for n > 1 a(n) is the least number greater than a(n-1) such that the Hamming distance D(a(n-1),a(n)) = 3.

Table of values

n a(n)
1 3
2 4
3 9
4 14
5 18
6 21
7 24
8 31
9 39
10 41
11 46
12 50
13 53
14 56
15 63
16 79
17 83
18 84
19 89
20 94
21 102
22 104
23 111
24 115
25 116
26 121
27 126
28 158
29 166
30 168
31 175
32 179
33 180
34 185
35 190
36 206
37 210
38 213
39 216
40 223
41 231
42 233
43 238
44 242
45 245
46 248
47 255
48 319
49 335
50 339
51 340
52 345
53 350
54 358
55 360
56 367
57 371

List of values

[3, 4, 9, 14, 18, 21, 24, 31, 39, 41, 46, 50, 53, 56, 63, 79, 83, 84, 89, 94, 102, 104, 111, 115, 116, 121, 126, 158, 166, 168, 175, 179, 180, 185, 190, 206, 210, 213, 216, 223, 231, 233, 238, 242, 245, 248, 255, 319, 335, 339, 340, 345, 350, 358, 360, 367, 371]

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

Content is available under The OEIS End-User License Agreement.