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A237793

Number of (n+2)X(2+2) 0..3 arrays with the (lower) medians of each row equal and of each column equal

122260, 33108928, 1971669364, 518886911776, 28826088968548, 7033555101194752, 410424913490223604, 91417953043669986400, 5718063561921568398820

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OFFSET

1,1

COMMENTS

Column 2 of A237794

LINKS

EXAMPLE

Some solutions for n=1

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

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

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

CROSSREFS

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 13 2014

STATUS

approved