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A210335 T(n,k)=1/4 the number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having two or three distinct clockwise edge differences 9
39, 406, 406, 4200, 11877, 4200, 43519, 344659, 344659, 43519, 450903, 10050240, 27838382, 10050240, 450903, 4672093, 293095459, 2266459861, 2266459861, 293095459, 4672093, 48410727, 8549740834, 184424586007, 517186072378 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

........39...........406..............4200..................43519

.......406.........11877............344659...............10050240

......4200........344659..........27838382.............2266459861

.....43519......10050240........2266459861...........517186072378

....450903.....293095459......184424586007........117888703860657

...4672093....8549740834....15012328786175......26888341896724303

..48410727..249408131339..1221987668386411....6132398417786621509

.501617911.7275728429567.99470467438933662.1398664622985458705816

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..144

EXAMPLE

Some solutions for n=4 k=3

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

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

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

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

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

CROSSREFS

Sequence in context: A238102 A266172 A229601 * A210328 A231993 A229517

Adjacent sequences:  A210332 A210333 A210334 * A210336 A210337 A210338

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Mar 20 2012

STATUS

approved

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Last modified November 28 03:29 EST 2021. Contains 349400 sequences. (Running on oeis4.)