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.

A325556 Number of necklace compositions of n with distinct circular differences up to sign.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 3
8 7
9 9
10 13
11 25
12 27
13 51
14 63
15 95
16 123
17 179
18 205
19 305
20 409
21 559
22 715
23 1009
24 1337
25 1869

List of values

[1, 1, 1, 1, 1, 1, 3, 7, 9, 13, 25, 27, 51, 63, 95, 123, 179, 205, 305, 409, 559, 715, 1009, 1337, 1869]