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Number of n X 6 0..6 arrays with every row and column running average nondecreasing rightwards and downwards.
0

%I #6 Nov 17 2022 18:48:06

%S 4874,3543465,2279060645,1342587653727,738228105542702

%N Number of n X 6 0..6 arrays with every row and column running average nondecreasing rightwards and downwards.

%C Column 6 of A200974.

%e Some solutions for n=3

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

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

%e ..0..0..3..6..5..5....0..0..1..3..5..4....0..0..6..6..6..5....0..0..2..2..4..6

%Y Cf. A200974.

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 25 2011