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A200894 Number of n X n 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 #9 Jul 15 2014 08:23:40

%S 6,30,1848,352339,218373106

%N Number of n X n 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 Diagonal of A200902.

%e Some solutions for n=3:

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 23 2011

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Last modified April 19 14:50 EDT 2024. Contains 371792 sequences. (Running on oeis4.)