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A205350 Number of (n+1)X5 0..3 arrays with no 2X2 subblock having the same number of equal edges as its horizontal or vertical neighbors, and new values 0..3 introduced in row major order 1
9894, 544616, 36759026, 2423004172, 161391622662, 10806656599274, 722827350890264, 48387087639061992, 3239160600088391448, 216838404663329207192, 14516249514234053100634, 971787360815792450416962 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A205352

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..16

EXAMPLE

Some solutions for n=4

..0..0..0..1..0....0..1..0..2..1....0..0..0..0..0....0..1..1..2..1

..0..1..2..3..3....3..0..0..1..0....0..0..1..2..2....1..2..1..3..2

..2..1..2..0..3....2..0..0..1..3....3..3..2..2..2....0..0..3..3..0

..1..3..2..0..1....3..2..1..3..3....0..2..2..2..3....0..0..3..3..3

..0..3..3..1..1....3..0..2..3..3....0..2..2..0..1....1..0..1..3..3

CROSSREFS

Sequence in context: A277944 A237917 A205612 * A187868 A072848 A145381

Adjacent sequences:  A205347 A205348 A205349 * A205351 A205352 A205353

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 26 2012

STATUS

approved

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Last modified July 14 18:26 EDT 2020. Contains 335729 sequences. (Running on oeis4.)