login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A189061 Number of nX6 binary arrays without the pattern 0 1 0 antidiagonally or horizontally 1

%I #5 Mar 31 2012 12:36:14

%S 37,1369,33893,795741,19468046,477128662,11711612310,287687887135,

%T 7067105036501,173620295413143,4265418644778934,104791458935593868,

%U 2574487020801597635,63249299061752722582,1553891946650453527104

%N Number of nX6 binary arrays without the pattern 0 1 0 antidiagonally or horizontally

%C Column 6 of A189064

%H R. H. Hardin, <a href="/A189061/b189061.txt">Table of n, a(n) for n = 1..200</a>

%F Empirical: a(n) = 37*a(n-1) -284*a(n-2) -1134*a(n-3) +14360*a(n-4) +36737*a(n-5) -643348*a(n-6) +2085746*a(n-7) -2368868*a(n-8) +807969*a(n-9) -4053547*a(n-10) +13028432*a(n-11) -14665678*a(n-12) +6463282*a(n-13) -256476*a(n-14) -534719*a(n-15) +81847*a(n-16) +10344*a(n-17) -1936*a(n-18) for n>19

%e Some solutions for 3X6

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Apr 16 2011

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 13:02 EDT 2024. Contains 371969 sequences. (Running on oeis4.)