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.

A184466 Half the number of (n+1)X9 binary arrays with equal numbers of majority one 2X2 subblocks and majority zero 2X2 subblocks.

Table of values

n a(n)
1 16809
2 5002165
3 2002023718
4 873679701315
5 396770571117114
6 184478487695574108
7 87131390011496951676
8 41619801566809753837565
9 20050042433422012129360190
10 9723279387982947487498511078

List of values

[16809, 5002165, 2002023718, 873679701315, 396770571117114, 184478487695574108, 87131390011496951676, 41619801566809753837565, 20050042433422012129360190, 9723279387982947487498511078]

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

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