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Number of (n+1)X(5+1) 0..4 arrays with 2X2 edge jumps all no more than +1 in one of the clockwise or counterclockwise directions but not both
1

%I #4 Dec 30 2013 16:45:23

%S 46804,1912554,49077768,2206072560,66213980208,2946351948550,

%T 92618616941276,4021006772274008,129993575205738872,

%U 5514507861007613210,182257737788679122956,7579018493964989335502,255146078225163133015552

%N Number of (n+1)X(5+1) 0..4 arrays with 2X2 edge jumps all no more than +1 in one of the clockwise or counterclockwise directions but not both

%C Column 5 of A234777

%H R. H. Hardin, <a href="/A234774/b234774.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 30 2013