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A232596 Number of (7+1)X(n+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally or antidiagonally, with no adjacent elements equal 1

%I #5 Nov 26 2013 18:13:58

%S 32,23034,2322,1718514,306022,144506106,41969054,12273587770,

%T 4884387186,1043763774120,539685676660,88770099413126,56392403717222,

%U 7550561153273170,5696222151995370,642331696103563914,560920693194450480

%N Number of (7+1)X(n+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally or antidiagonally, with no adjacent elements equal

%C Row 7 of A232589

%H R. H. Hardin, <a href="/A232596/b232596.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 26 2013

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Last modified September 17 05:28 EDT 2024. Contains 375985 sequences. (Running on oeis4.)