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.

A045674 Number of 2n-bead balanced binary necklaces which are equivalent to their reverse, complement and reversed complement.

Table of values

n a(n)
0 1
1 1
2 2
3 2
4 4
5 4
6 6
7 8
8 12
9 16
10 20
11 32
12 38
13 64
14 72
15 128
16 140
17 256
18 272
19 512
20 532
21 1024
22 1056
23 2048
24 2086
25 4096
26 4160
27 8192
28 8264
29 16384
30 16512
31 32768
32 32908
33 65536
34 65792
35 131072
36 131344
37 262144
38 262656
39 524288
40 524820
41 1048576
42 1049600

List of values

[1, 1, 2, 2, 4, 4, 6, 8, 12, 16, 20, 32, 38, 64, 72, 128, 140, 256, 272, 512, 532, 1024, 1056, 2048, 2086, 4096, 4160, 8192, 8264, 16384, 16512, 32768, 32908, 65536, 65792, 131072, 131344, 262144, 262656, 524288, 524820, 1048576, 1049600]