A206325 Number of (n+1)X7 0..3 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases

5432884, 1377662868, 507368863264, 192331317667804, 73493501930345884, 28153923918860656368, 10794194502778261468304, 4139628382451870628262520, 1587705875694898193873275576, 608959968033447679700747202336

Offset

1,1

Comments

Column 6 of A206327

Links

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

Example

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

Crossrefs

Sequence in context: A029822 A263214 A125832 * A203549 A230793 A263197

Adjacent sequences: A206322 A206323 A206324 * A206326 A206327 A206328

Keyword

nonn

Author

R. H. Hardin Feb 06 2012

Status

approved