A186013 1/8192 the number of (n+2)X5 0..3 arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace

96924, 52270814, 28935691550, 16043983212792, 8896022678225044, 4932440873913993583, 2734847204224388546080, 1516362034734225503262578, 840762001720678288466654887, 466168757904540279466020694791

Offset

1,1

Comments

Column 3 of A186019

Links

R. H. Hardin, Table of n, a(n) for n = 1..143

Example

Some solutions for 4X5
..2..2..0..0..3....2..0..3..0..1....0..0..0..0..1....2..2..1..1..0
..0..0..2..3..1....0..0..0..2..3....0..0..2..2..1....0..0..2..1..2
..0..0..0..2..0....0..0..2..0..1....0..0..2..2..0....0..0..0..0..3
..0..0..0..2..0....0..0..0..2..3....0..0..0..0..2....0..0..0..2..1

Crossrefs

Sequence in context: A224570 A224577 A235299 * A102868 A253618 A205042

Adjacent sequences: A186010 A186011 A186012 * A186014 A186015 A186016

Keyword

nonn

Author

R. H. Hardin Feb 10 2011

Status

approved