A183379 Number of nX6 binary arrays with no element equal to the mod 3 sum of its king-move neighbors

5, 61, 364, 2152, 11345, 64530, 377217, 2204567, 12979097, 75859054, 448363239, 2645398817, 15584119501, 92019523654, 543278320078, 3206689314883, 18935258251385, 111811695711103, 660218618968515, 3898720818850631

Offset

1,1

Comments

Column 6 of A183380

Links

R. H. Hardin, Table of n, a(n) for n = 1..128

Example

Some solutions for 5X6
..1..0..1..0..1..1....1..0..0..1..1..0....0..0..0..0..1..0....0..1..0..1..1..0
..0..0..0..0..0..1....1..1..1..1..0..0....0..1..0..0..0..0....0..1..1..0..0..1
..0..1..1..1..0..1....0..1..1..0..1..0....1..0..1..0..0..1....1..1..1..0..1..1
..0..0..1..0..1..1....0..1..0..0..0..1....0..1..0..0..0..0....0..1..1..0..0..1
..1..0..0..0..0..0....0..0..1..1..1..0....1..1..1..0..0..1....1..1..0..1..1..0

Crossrefs

Sequence in context: A196681 A281713 A060060 * A345649 A000363 A200956

Adjacent sequences: A183376 A183377 A183378 * A183380 A183381 A183382

Keyword

nonn

Author

R. H. Hardin Jan 04 2011

Status

approved