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A207300 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing 6
256, 2338, 2338, 15040, 93991, 15040, 84899, 2019514, 2019514, 84899, 456043, 33860323, 158967751, 33860323, 456043, 2470216, 521236935, 8967460486, 8967460486, 521236935, 2470216, 13615376, 8125554503, 380160979265 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

......256..........2338...........15040.............84899.............456043

.....2338.........93991.........2019514..........33860323..........521236935

....15040.......2019514.......158967751........8967460486.......380160979265

....84899......33860323......8967460486.....1951282415919....308913308209090

...456043.....521236935....380160979265...308913308209090.189688562729242206

..2470216....8125554503..12920283700575.37170163306466234

.13615376..129766993681.373780805511860

.76027865.2097529018861

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..49

EXAMPLE

Some solutions for n=4 k=3

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

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

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

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

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

CROSSREFS

Column 1 is A205020

Sequence in context: A205642 A205635 A205027 * A205020 A204309 A235416

Adjacent sequences:  A207297 A207298 A207299 * A207301 A207302 A207303

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Feb 16 2012

STATUS

approved

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Last modified November 29 18:41 EST 2021. Contains 349416 sequences. (Running on oeis4.)