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 A201151 Number of nX4 0..2 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally 1

%I

%S 19,140,860,4572,22183,100362,432048,1791740,7225068,28510387,

%T 110629661,423640742,1605361751,6032626211,22517083366,83589139136,

%U 308933515758,1137661210293,4177146453272,15300167480847,55930646132694

%N Number of nX4 0..2 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally

%C Column 4 of A201155

%H R. H. Hardin, <a href="/A201151/b201151.txt">Table of n, a(n) for n = 1..49</a>

%e Some solutions for n=5

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Nov 27 2011

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Last modified December 6 06:19 EST 2022. Contains 358595 sequences. (Running on oeis4.)