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 A206521 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X3 or 3X2 subblock having no more than four equal edges, and new values 0..3 introduced in row major order 9

%I #5 Mar 31 2012 12:37:11

%S 15,186,186,2786,10998,2786,43804,695541,695541,43804,697369,44350086,

%T 177097738,44350086,697369,11136544,2830665213,45142367398,

%U 45142367398,2830665213,11136544,177977851,180689239504,11507555684346

%N T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X3 or 3X2 subblock having no more than four equal edges, and new values 0..3 introduced in row major order

%C Table starts

%C .........15.............186..................2786......................43804

%C ........186...........10998................695541...................44350086

%C .......2786..........695541.............177097738................45142367398

%C ......43804........44350086...........45142367398.............45954984167446

%C .....697369......2830665213........11507555684346..........46782397564239329

%C ...11136544....180689239504......2933481908580803.......47624714678427763425

%C ..177977851..11534052523389....747797195466172046....48482197805424282951252

%C .2844864002.736261766040550.190626930556386514119.49355119922405928499997192

%H R. H. Hardin, <a href="/A206521/b206521.txt">Table of n, a(n) for n = 1..143</a>

%e Some solutions for n=4 k=3

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

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

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

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

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

%K nonn,tabl

%O 1,1

%A _R. H. Hardin_ Feb 08 2012

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Last modified September 10 19:38 EDT 2024. Contains 375794 sequences. (Running on oeis4.)