%I #7 Jul 28 2022 20:54:03
%S 5,79,537,1225,1095,15023,95845,268375,325061,168262,1743684,7499861,
%T 15130265,14517651,5800482,49981930,178151444,307672792,257468817,
%U 87287958,681245186,2178690191,3396865595,2581813804,796596745
%N Number of n X 4 0..4 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.
%C Column 4 of A200990.
%H R. H. Hardin, <a href="/A200986/b200986.txt">Table of n, a(n) for n = 1..52</a>
%e Some solutions for n=3
%e ..0..1..1..3....0..1..2..3....0..1..2..3....0..1..2..3....0..1..1..2
%e ..0..2..2..3....0..1..2..3....0..1..2..4....0..1..2..3....0..1..3..3
%e ..0..2..4..4....3..4..4..4....0..3..4..4....0..4..4..4....2..4..4..4
%Y Cf. A200990.
%K nonn
%O 1,1
%A _R. H. Hardin_, Nov 25 2011