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A232842 Number of (3+1)X(n+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, diagonally or antidiagonally 1

%I

%S 64,3720,168688,4836036,202470104,8873311108,350595088872,

%T 13752434863052,562459363937032,22793833418613972,912779024145960240,

%U 36773580199049189876,1485512216780718300616,59841515600668903364780

%N Number of (3+1)X(n+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, diagonally or antidiagonally

%C Row 3 of A232839

%H R. H. Hardin, <a href="/A232842/b232842.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 30 2013

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