A205367 Number of (n+1)X6 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock the same

986388, 143559116, 23521828188, 4285363828968, 816001498671156, 157865438307512592, 30703639139829122244, 5982043167935622430544, 1166153147247269556854472, 227374393001896179872788700

Offset

1,1

Comments

Column 5 of A205370

Links

R. H. Hardin, Table of n, a(n) for n = 1..88

Example

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

Crossrefs

Sequence in context: A251450 A205656 A206185 * A328288 A328287 A083395

Adjacent sequences: A205364 A205365 A205366 * A205368 A205369 A205370

Keyword

nonn

Author

R. H. Hardin Jan 26 2012

Status

approved