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A205370 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock the same 9

%I #5 Mar 31 2012 12:37:06

%S 256,1976,1976,15616,31848,15616,124048,516364,516364,124048,986388,

%T 8539884,17552984,8539884,986388,7854572,143559116,629784956,

%U 629784956,143559116,7854572,62623348,2448719840,23521828188,50678667832

%N T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock the same

%C Table starts

%C .......256.........1976............15616..............124048

%C ......1976........31848...........516364.............8539884

%C .....15616.......516364.........17552984...........629784956

%C ....124048......8539884........629784956.........50678667832

%C ....986388....143559116......23521828188.......4285363828968

%C ...7854572...2448719840.....902946068592.....371408707521176

%C ..62623348..42290474776...35270352008656...32556374834342020

%C .499915248.737993545372.1392432201867300.2868254295614429464

%H R. H. Hardin, <a href="/A205370/b205370.txt">Table of n, a(n) for n = 1..97</a>

%e Some solutions for n=4 k=3

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

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

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

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

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

%K nonn,tabl

%O 1,1

%A _R. H. Hardin_ Jan 26 2012

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)