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.

A175414 Those positive integers that when written in binary, the lengths of the runs of 1 are distinct and the lengths of the runs of 0's are distinct, and at least one run of 0's is the same length as a run of 1's.

Table of values

n a(n)
1 2
2 11
3 12
4 13
5 19
6 23
7 25
8 29
9 38
10 44
11 47
12 50
13 52
14 56
15 61
16 70
17 71
18 78
19 88
20 92
21 95
22 98
23 103
24 104
25 113
26 114
27 115
28 116
29 125
30 134
31 140
32 142
33 152
34 158
35 176
36 184
37 188
38 191
39 194
40 196
41 199
42 200
43 206
44 207
45 208
46 220
47 226
48 227
49 230
50 232
51 236
52 240
53 242
54 243
55 244
56 253

List of values

[2, 11, 12, 13, 19, 23, 25, 29, 38, 44, 47, 50, 52, 56, 61, 70, 71, 78, 88, 92, 95, 98, 103, 104, 113, 114, 115, 116, 125, 134, 140, 142, 152, 158, 176, 184, 188, 191, 194, 196, 199, 200, 206, 207, 208, 220, 226, 227, 230, 232, 236, 240, 242, 243, 244, 253]

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

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