A222903 Number of nX5 0..3 arrays with no more than floor(nX5/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..3 order.

5, 92, 1202, 101398, 2117424, 213112150, 4854855483, 488736554328, 11422629770589, 1152667562787040, 27237086853444410, 2763273074226456813, 65679405668506840943, 6699091915684382786089, 159870883492047139411327

Offset: 1

Author

R. H. Hardin Mar 09 2013

Keywords

• nonn

Comments

Column 5 of A222906

Examples

			Some solutions for n=3
..0..0..0..0..1....0..1..0..2..0....0..0..0..0..0....0..1..1..1..0
..0..0..0..0..2....0..0..0..0..0....0..0..0..1..1....1..1..1..1..1
..0..0..0..3..3....0..0..0..0..0....0..0..1..2..2....1..1..1..1..1
		

Links

• R. H. Hardin, Table of n, a(n) for n = 1..85