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A186019 T(n,k)=1/8192 the number of (n+2)X(k+2) 0..3 arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace 10

%I

%S 32,1758,1758,96924,301296,96924,5341590,52270814,52270814,5341590,

%T 294396948,9070779376,28935691550,9070779376,294396948,16225291062,

%U 1574001377834,16043983212792,16043983212792,1574001377834,16225291062

%N T(n,k)=1/8192 the number of (n+2)X(k+2) 0..3 arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace

%C Table starts

%C ........32..........1758............96924..............5341590

%C ......1758........301296.........52270814...........9070779376

%C .....96924......52270814......28935691550.......16043983212792

%C ...5341590....9070779376...16043983212792....28418702031939836

%C .294396948.1574001377834.8896022678225044.50262815203472669902

%H R. H. Hardin, <a href="/A186019/b186019.txt">Table of n, a(n) for n = 1..84</a>

%e Some solutions for 5X4

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

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

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

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

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

%K nonn,tabl

%O 1,1

%A _R. H. Hardin_ Feb 10 2011

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Last modified October 28 13:26 EDT 2021. Contains 348329 sequences. (Running on oeis4.)