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.

A209484 Number of n-bead necklaces labeled with numbers -7..7 allowing reversal, with sum zero and avoiding the patterns z z+1 z+2 and z z-1 z-2.

Table of values

n a(n)
1 1
2 8
3 31
4 311
5 3014
6 34233
7 401634
8 4907310
9 61316012
10 780896062
11 10092511209

List of values

[1, 8, 31, 311, 3014, 34233, 401634, 4907310, 61316012, 780896062, 10092511209]