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 A237747 T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with the (lower) medians of each row and column unequal to its neighbors 1
 76784, 3160428, 3160428, 144512160, 508303264, 144512160, 6244498728, 81788657196, 81788657196, 6244498728, 273236788672, 13682554208420 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ......76784.....3160428...144512160.....6244498728.273236788672 ....3160428...508303264.81788657196.13682554208420 ..144512160.81788657196 .6244498728 LINKS Table of n, a(n) for n=1..12. EXAMPLE Some solutions for n=1 k=4 ..0..0..0..3..2..2....0..0..2..1..3..1....0..0..1..2..1..2....0..0..1..0..1..0 ..1..0..1..2..1..2....1..0..0..3..3..0....1..0..0..3..0..1....1..0..1..3..3..3 ..1..0..1..0..0..1....1..0..1..2..1..2....1..0..1..1..1..2....1..0..0..2..1..0 CROSSREFS Sequence in context: A046720 A258606 A152498 * A237746 A254171 A254164 Adjacent sequences: A237744 A237745 A237746 * A237748 A237749 A237750 KEYWORD nonn,tabl AUTHOR R. H. Hardin, Feb 12 2014 STATUS approved

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Last modified May 30 03:30 EDT 2024. Contains 372957 sequences. (Running on oeis4.)