A214140 Number of 0..4 colorings on an nX8 array circular in the 8 direction with new values 0..4 introduced in row major order.

568, 6800539, 84746307320, 1056293079317795, 13166014293744404256, 164106209736507364778963, 2045482716827052535560126536, 25495681657765974468503864709699, 317787963043598693812170748728654192

Offset: 1

Author

R. H. Hardin Jul 05 2012

Keywords

• nonn

Comments

Column 7 of A214141

Examples

			Some solutions for n=4
..0..1..2..0..3..0..1..3....0..1..0..1..0..1..0..2....0..1..0..2..3..4..0..3
..4..0..1..4..0..2..4..0....3..2..3..4..2..0..2..0....2..3..4..3..4..3..4..0
..0..3..4..0..4..0..1..2....4..0..4..2..4..1..0..1....0..2..0..1..0..4..1..2
..3..0..1..4..0..2..3..0....3..4..0..1..0..2..4..2....2..3..4..0..2..0..2..4
		

Links

• R. H. Hardin, Table of n, a(n) for n = 1..26