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A234768 Number of (n+1)X(7+1) 0..3 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 15:58:56

%S 239044,17095452,570633100,54068454752,2177670570012,205018146052256,

%T 8967685381446696,802936656799504220,37230122643166462628,

%U 3172915521444502370912,154228266357439489536088

%N Number of (n+1)X(7+1) 0..3 arrays with 2X2 edge jumps all no more than +1 in one of the clockwise or counterclockwise directions but not both

%C Column 7 of A234769

%H R. H. Hardin, <a href="/A234768/b234768.txt">Table of n, a(n) for n = 1..187</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 30 2013

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Last modified September 15 06:13 EDT 2024. Contains 375931 sequences. (Running on oeis4.)