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.

A281020 Numbers with a prime number of raised dots in their Braille representation.

Table of values

n a(n)
1 0
2 1
3 4
4 6
5 8
6 12
7 13
8 15
9 19
10 21
11 31
12 47
13 51
14 67
15 70
16 74
17 76
18 78
19 87
20 91
21 100
22 104
23 106
24 108
25 111
26 127
27 137
28 140
29 144
30 146
31 148
32 157
33 160
34 164
35 166
36 168
37 172
38 173
39 175
40 177
41 179
42 180
43 184
44 186
45 188
46 197
47 202
48 203
49 205
50 207
51 209
52 217
53 220
54 224
55 226
56 228
57 230
58 234
59 236
60 238

List of values

[0, 1, 4, 6, 8, 12, 13, 15, 19, 21, 31, 47, 51, 67, 70, 74, 76, 78, 87, 91, 100, 104, 106, 108, 111, 127, 137, 140, 144, 146, 148, 157, 160, 164, 166, 168, 172, 173, 175, 177, 179, 180, 184, 186, 188, 197, 202, 203, 205, 207, 209, 217, 220, 224, 226, 228, 230, 234, 236, 238]

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

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