A206194 Number of (n+1)X6 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two

559788, 108363344, 21162670972, 4131608458140, 806129409968360, 157233431036489148, 30663225851582320716, 5979459481371854518796, 1165987978329531107899148, 227363834100630151941061428

Offset

1,1

Comments

Column 5 of A206197

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

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

Crossrefs

Sequence in context: A203659 A184475 A233916 * A250534 A234207 A124514

Adjacent sequences: A206191 A206192 A206193 * A206195 A206196 A206197

Keyword

nonn

Author

R. H. Hardin Feb 04 2012

Status

approved