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A222791 Number of nX5 0..3 arrays with exactly floor(nX5/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..3 order 1

%I

%S 4,62,888,77978,1615706,163288090,3723507945,374218329866,

%T 8769044681276,883217207685508,20907867146102343,2118537576638781416,

%U 50406070688094306390,5137460901840217533830,122675738320311112349113

%N Number of nX5 0..3 arrays with exactly floor(nX5/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..3 order

%C Column 5 of A222794

%H R. H. Hardin, <a href="/A222791/b222791.txt">Table of n, a(n) for n = 1..84</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 05 2013

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Last modified May 24 18:53 EDT 2022. Contains 354043 sequences. (Running on oeis4.)