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A197232 Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,1,2 for x=0,1,2,3,4 1

%I #5 Mar 31 2012 12:36:29

%S 5,79,1178,17759,249929,3710070,56349129,835898389,12424253226,

%T 185170942121,2756987019132,41049283628808,611224414499977,

%U 9101497296825313,135525785782060767,2017991596365393605

%N Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,1,2 for x=0,1,2,3,4

%C Every 0 is next to 0 4's, every 1 is next to 1 3's, every 2 is next to 2 0's, every 3 is next to 3 1's, every 4 is next to 4 2's

%C Column 5 of A197235

%H R. H. Hardin, <a href="/A197232/b197232.txt">Table of n, a(n) for n = 1..200</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 12 2011

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Last modified September 3 17:55 EDT 2024. Contains 375674 sequences. (Running on oeis4.)