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A183594 T(n,k)=1/24 the number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock containing exactly three distinct values 10

%I #5 Mar 31 2012 12:35:53

%S 6,56,56,520,1243,520,4832,27380,27380,4832,44896,603766,1427084,

%T 603766,44896,417152,13311808,74491726,74491726,13311808,417152,

%U 3875968,293504588,3887550226,9207834547,3887550226,293504588,3875968,36013568

%N T(n,k)=1/24 the number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock containing exactly three distinct values

%C Table starts

%C ..........6.............56.................520..................4832

%C .........56...........1243...............27380................603766

%C ........520..........27380.............1427084..............74491726

%C .......4832.........603766............74491726............9207834547

%C ......44896.......13311808..........3887550226.........1137874208678

%C .....417152......293504588........202888369698.......140620157014391

%C ....3875968.....6471298096......10588548225946.....17377952662176322

%C ...36013568...142681644568.....552606468835138...2147583158143435461

%C ..334620160..3145899035840...28840014212057954.265400246990014695972

%C .3109124096.69361976167600.1505133360863436226

%H R. H. Hardin, <a href="/A183594/b183594.txt">Table of n, a(n) for n = 1..84</a>

%e Some solutions with a(1,1)=0 for 4X3

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

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

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

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

%K nonn,tabl

%O 1,1

%A _R. H. Hardin_ Jan 05 2011

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Last modified March 29 10:22 EDT 2024. Contains 371268 sequences. (Running on oeis4.)