A206184 Number of (n+1) X 5 0..3 arrays with every 2 X 2 subblock having the same number of clockwise edge increases as its horizontal neighbors and the same number of counterclockwise edge increases as its vertical neighbors.

124048, 2410188, 95187756, 5674969344, 364197868292, 23825180259760, 1565902419680820, 103072965502712948, 6787839598041328144, 447082947814419915320, 29448832580439035349148, 1939795939085668889831840

Offset

1,1

Comments

Column 4 of A206188.

Links

R. H. Hardin, Table of n, a(n) for n = 1..190

Example

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

Crossrefs

Sequence in context: A245682 A237322 A205655 * A205366 A185992 A061734

Adjacent sequences: A206181 A206182 A206183 * A206185 A206186 A206187

Keyword

nonn

Author

R. H. Hardin, Feb 04 2012

Status

approved