The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A185841 Number of (n+1)X6 0..2 arrays with every 2X2 subblock trace equal to some horizontal or vertical neighbor 2X2 subblock trace 1

%I #5 Mar 31 2012 12:36:03

%S 12609,2506851,254648349,29306445165,3293066139075,373447226493477,

%T 42234121752791535,4780252449901079883,540916812735057941751,

%U 61212736629353668954095,6926987609291166804461061

%N Number of (n+1)X6 0..2 arrays with every 2X2 subblock trace equal to some horizontal or vertical neighbor 2X2 subblock trace

%C Column 5 of A185845

%H R. H. Hardin, <a href="/A185841/b185841.txt">Table of n, a(n) for n = 1..68</a>

%e Some solutions for 3X6

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 05 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.

Last modified May 18 19:36 EDT 2024. Contains 372666 sequences. (Running on oeis4.)