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A206731 Number of nX5 0..2 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal 1

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

%S 190,36100,4056056,448162001,48956655199,5365256703040,

%T 589775000656222,64882388838696223,7141059247098688016,

%U 785996610081948803840,86514172383351652154680,9522506431579289380089964

%N Number of nX5 0..2 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal

%C Column 5 of A206734

%H R. H. Hardin, <a href="/A206731/b206731.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 11 2012

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Last modified April 25 05:56 EDT 2024. Contains 371964 sequences. (Running on oeis4.)