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A223126 T(n,k)=Number of nXk 0..2 arrays with no more than floor(nXk/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order 14

%I

%S 1,1,2,2,10,5,10,64,72,14,24,489,1154,664,41,72,3599,28907,33604,5376,

%T 122,168,27803,444555,1780641,622568,47968,365,664,212771,11814919,

%U 95995609,112106293,18539512,406400,1094,1632,1656545,186184618

%N T(n,k)=Number of nXk 0..2 arrays with no more than floor(nXk/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order

%C Table starts

%C .....1...........1................2....................10

%C .....2..........10...............64...................489

%C .....5..........72.............1154.................28907

%C ....14.........664............33604...............1780641

%C ....41........5376...........622568.............112106293

%C ...122.......47968.........18539512............7157970340

%C ...365......406400........354680696..........461597847603

%C ..1094.....3585408......10596201904........29989116614529

%C ..3281....30987264.....206498940320......1959625907209239

%C ..9842...272565760....6177157242496....128645318481467647

%C .29525..2378450944..121870726469408...8477443608456769792

%C .88574.20921604096.3647201710914880.560422268684443059564

%H R. H. Hardin, <a href="/A223126/b223126.txt">Table of n, a(n) for n = 1..125</a>

%e Some solutions for n=3 k=4

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

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

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

%Y Column 1 is A007051(n-1)

%Y Row 1 is A222848

%K nonn,tabl

%O 1,3

%A _R. H. Hardin_ Mar 15 2013

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Last modified February 7 07:00 EST 2023. Contains 360112 sequences. (Running on oeis4.)