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A235837 Number of (5+1)X(n+1) 0..2 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise 1

%I #4 Jan 16 2014 08:01:32

%S 118383,16385455,2183863895,264596677243,30753132992706,

%T 3402624532567063,362985845281207038,37385456274803734527,

%U 3732877584202224095063,362223247084339744505216,34245892931775497035661062

%N Number of (5+1)X(n+1) 0..2 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise

%C Row 5 of A235833

%H R. H. Hardin, <a href="/A235837/b235837.txt">Table of n, a(n) for n = 1..12</a>

%e Some solutions for n=1

%e ..0..2....1..0....0..0....2..1....0..2....2..1....2..1....2..1....2..0....0..2

%e ..2..2....0..2....2..2....0..2....1..0....2..0....0..2....0..2....2..2....0..2

%e ..2..0....0..1....1..1....0..2....0..1....2..0....2..0....0..2....0..0....2..1

%e ..2..2....0..1....0..1....0..1....1..2....1..1....2..1....1..0....2..2....1..1

%e ..1..1....0..1....2..0....1..2....1..0....0..1....2..1....0..2....1..1....2..1

%e ..2..2....0..2....0..1....0..0....1..2....2..0....0..1....0..1....2..2....1..1

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 16 2014

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Last modified July 28 05:05 EDT 2024. Contains 374674 sequences. (Running on oeis4.)