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

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A184208 Number of (n+1)X(n+1) 0..3 arrays with every 2X2 subblock sum greater than 6 0
106, 30994, 57181621, 977644225220, 125027563003468383, 133077056896640920382417, 1119067166994635331073741846565 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A184217

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for 3X3

..3..0..2....2..1..3....2..3..1....2..2..0....2..2..2....3..2..3....3..1..2

..2..3..2....2..2..3....3..3..1....2..2..3....3..3..2....1..1..1....3..3..3

..3..1..3....1..3..1....1..2..1....0..3..1....1..3..3....2..3..2....3..3..2

CROSSREFS

Sequence in context: A223497 A078281 A253622 * A082177 A156020 A160487

Adjacent sequences: A184205 A184206 A184207 * A184209 A184210 A184211

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 10 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 6 12:26 EST 2022. Contains 358634 sequences. (Running on oeis4.)