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Number of nX4 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
0

%I #4 Mar 31 2012 12:36:41

%S 46,649,1329,352339,8982755,18172239,6469118415,184228587259,

%T 391072885802

%N Number of nX4 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other

%C Column 4 of A200902

%e Some solutions for n=3

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

%e ..1..3..5..5....1..3..3..4....2..4..5..4....2..2..5..3....0..3..2..5

%e ..2..3..4..4....2..5..5..4....1..3..5..3....3..5..4..4....3..4..4..5

%K nonn

%O 1,1

%A _R. H. Hardin_ Nov 23 2011