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A206072 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases 9

%I #5 Mar 31 2012 12:37:10

%S 81,150,150,537,606,537,2052,3330,3330,2052,7878,18534,27654,18534,

%T 7878,29760,103194,233058,233058,103194,29760,112236,574182,1967814,

%U 2991276,1967814,574182,112236,423288,3193722,16608978,38532894,38532894

%N T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases

%C Table starts

%C .....81......150........537........2052..........7878...........29760

%C ....150......606.......3330.......18534........103194..........574182

%C ....537.....3330......27654......233058.......1967814........16608978

%C ...2052....18534.....233058.....2991276......38532894.......496478790

%C ...7878...103194....1967814....38532894.....759076386.....14970344658

%C ..29760...574182...16608978...496478790...14970344658....452464863480

%C .112236..3193722..140136942..6395526408..295275611838..13684187500638

%C .423288.17762598.1182218562.82373437782.5823726851622.413929178183916

%H R. H. Hardin, <a href="/A206072/b206072.txt">Table of n, a(n) for n = 1..364</a>

%e Some solutions for n=4 k=3

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

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

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

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

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

%K nonn,tabl

%O 1,1

%A _R. H. Hardin_ Feb 03 2012

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Last modified July 15 21:59 EDT 2024. Contains 374334 sequences. (Running on oeis4.)