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A202726 T(n,k)=Number of (n+3)X(k+3) binary arrays with no more than three of any consecutive four bits set in any row or column 9

%I #5 Mar 31 2012 12:36:50

%S 41503,556481,556481,7434207,14089479,7434207,99003393,355151781,

%T 355151781,99003393,1314926081,8918220179,16878985502,8918220179,

%U 1314926081,17498361951,223234807263,798649122250,798649122250

%N T(n,k)=Number of (n+3)X(k+3) binary arrays with no more than three of any consecutive four bits set in any row or column

%C Table starts

%C .........41503...........556481.............7434207...............99003393

%C ........556481.........14089479...........355151781.............8918220179

%C .......7434207........355151781.........16878985502...........798649122250

%C ......99003393.......8918220179........798649122250.........71167367871410

%C ....1314926081.....223234807263......37651764287736.......6316493287643944

%C ...17498361951....5600930157675....1779844229799877.....562277092226375915

%C ..232808384209..140489794603235...84110153180887751...50035880671367204219

%C .3097094404143.3523493349159927.3974202717759802658.4451869056496085206106

%H R. H. Hardin, <a href="/A202726/b202726.txt">Table of n, a(n) for n = 1..97</a>

%e Some solutions for n=2 k=3

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

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

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

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

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

%K nonn,tabl

%O 1,1

%A _R. H. Hardin_ Dec 23 2011

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Last modified March 29 06:57 EDT 2024. Contains 371265 sequences. (Running on oeis4.)