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A250510 T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with nondecreasing maximum minus minimum of every three consecutive values in every row and column 3
19683, 274625, 274625, 3442951, 7615233, 3442951, 37595375, 184021141, 184021141, 37595375, 371694959, 3726466325, 8338442435, 3726466325, 371694959, 3436115229, 66217800903, 305746039533, 305746039533, 66217800903, 3436115229 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.......19683........274625.......3442951.......37595375.....371694959

......274625.......7615233.....184021141.....3726466325...66217800903

.....3442951.....184021141....8338442435...305746039533.9532770826509

....37595375....3726466325..305746039533.19678577675635

...371694959...66217800903.9532770826509

..3436115229.1079694968285

.30283802613

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..31

EXAMPLE

Some solutions for n=1 k=4

..0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0

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

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

CROSSREFS

Sequence in context: A250601 A250594 A067489 * A250508 A250507 A250505

Adjacent sequences:  A250507 A250508 A250509 * A250511 A250512 A250513

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Nov 24 2014

STATUS

approved

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Last modified October 18 10:53 EDT 2021. Contains 348067 sequences. (Running on oeis4.)