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!)
A230273 Number of nX6 0..2 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero 1

%I

%S 0,108,19996,2348840,261026756,28716109350,3159756711522,

%T 347321368287746,38183785495750352,4197613545581221410,

%U 461451167556083194646,50728172936710501676214,5576636888940842482458762

%N Number of nX6 0..2 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero

%C Column 6 of A230275

%H R. H. Hardin, <a href="/A230273/b230273.txt">Table of n, a(n) for n = 1..121</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_, Oct 14 2013

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 February 3 04:55 EST 2023. Contains 360024 sequences. (Running on oeis4.)