login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A183788 Half the number of (n+1)X6 0..2 arrays with no 2X2 subblock having sum 4 1
72468, 15497634, 3250564943, 685721542209, 144396520117972, 30424632455651757, 6409207767186189577, 1350253009910264801420, 284455606989957949866518, 59926376205490175182612148 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A183792

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..200

EXAMPLE

Some solutions for 3X6

..0..0..0..0..2..1....0..0..0..1..0..2....0..0..0..0..1..2....0..0..0..1..0..0

..0..0..0..0..1..1....0..0..0..0..0..0....0..0..0..1..0..0....0..0..0..2..0..1

..1..1..2..1..0..0....1..2..1..0..1..1....1..2..1..0..0..1....1..0..0..0..1..0

CROSSREFS

Sequence in context: A269320 A126658 A251340 * A093212 A114258 A238151

Adjacent sequences:  A183785 A183786 A183787 * A183789 A183790 A183791

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 07 2011

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 22 16:31 EST 2019. Contains 329396 sequences. (Running on oeis4.)