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.

A051246 Binary numbers d(1)...d(j) such that d(i) != d(j+1-i) for all but 4 values of i.

Table of values

n a(n)
1 9
2 15
3 32
4 35
5 37
6 41
7 44
8 47
9 49
10 50
11 55
12 59
13 61
14 62
15 130
16 132
17 135
18 136
19 139
20 141
21 144
22 147
23 149
24 154
25 156
26 159
27 160
28 163
29 166
30 169
31 172
32 175
33 177
34 180
35 183
36 184
37 187
38 190
39 192
40 197
41 198
42 201
43 202
44 207
45 209
46 210
47 215
48 216
49 221

List of values

[9, 15, 32, 35, 37, 41, 44, 47, 49, 50, 55, 59, 61, 62, 130, 132, 135, 136, 139, 141, 144, 147, 149, 154, 156, 159, 160, 163, 166, 169, 172, 175, 177, 180, 183, 184, 187, 190, 192, 197, 198, 201, 202, 207, 209, 210, 215, 216, 221]