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Number of nX3 0..7 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 12:36:43

%S 90,334,2052,235661,659775,44795285,1777011587,875626837,945490859978,

%T 11683020413431

%N Number of nX3 0..7 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 3 of A201105

%e Some solutions for n=3

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

%e ..4..7..7....1..4..5....2..5..4....2..5..4....1..4..3....3..3..7....1..3..5

%e ..3..5..6....6..6..7....3..7..6....1..7..6....5..7..6....4..6..5....4..7..6

%K nonn

%O 1,1

%A _R. H. Hardin_ Nov 26 2011