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!)
A167249 Number of ways to partition a 3*n X 4 grid into 6 connected equal-area regions 0

%I

%S 11,2003,244252,22351172,1403637121

%N Number of ways to partition a 3*n X 4 grid into 6 connected equal-area regions

%e Some solutions for n=3

%e ...1.1.1.2...1.1.1.2...1.1.1.2...1.1.1.2...1.1.1.2...1.1.1.2...1.1.1.2

%e ...1.1.2.2...1.1.2.2...1.1.2.2...1.1.2.2...1.1.2.2...1.1.2.2...1.1.2.2

%e ...1.3.2.2...1.3.2.2...1.3.2.2...1.3.2.2...1.3.2.2...1.3.2.2...1.3.2.2

%e ...4.3.3.2...3.3.3.2...3.3.3.2...3.3.3.2...3.3.3.2...3.3.3.2...3.3.3.2

%e ...4.3.3.5...4.3.3.5...4.3.5.5...3.3.4.4...3.3.4.4...4.3.3.5...3.3.4.4

%e ...4.6.3.5...4.6.6.5...4.3.5.5...4.4.4.4...5.4.4.4...4.6.5.5...5.5.5.4

%e ...4.6.5.5...4.4.6.5...4.6.6.5...5.6.6.6...5.6.6.4...4.6.6.5...5.6.6.4

%e ...4.6.5.5...4.6.6.5...4.6.6.5...5.6.6.6...5.6.6.6...4.6.6.5...5.6.4.4

%e ...4.6.6.6...4.6.5.5...4.4.6.6...5.5.5.5...5.5.5.6...4.4.6.5...5.6.6.6

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 31 2009

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 May 26 13:59 EDT 2022. Contains 354092 sequences. (Running on oeis4.)