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!)
A185529 Number of (n+2)X6 binary arrays with each 3X3 subblock nonsingular 1
12630, 150234, 1752120, 19941490, 230731304, 2662736508, 30654215226, 353516027506, 4075790123584, 46978794076110, 541585913392016, 6243452389343254, 71973068584435804, 829701009878546566 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A185534

LINKS

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

EXAMPLE

Some solutions for 4X6

..0..1..1..0..0..1....0..0..1..1..1..1....0..1..0..0..1..0....1..1..1..1..0..0

..1..0..1..1..0..1....0..1..1..0..0..1....1..0..1..1..1..1....0..0..1..0..0..1

..0..1..0..0..1..0....1..1..1..1..0..0....1..0..0..1..1..0....1..0..0..1..1..1

..1..1..0..1..0..0....0..0..1..1..1..1....1..1..1..1..0..1....0..1..1..1..0..1

CROSSREFS

Sequence in context: A254255 A254301 A237388 * A078957 A119076 A251099

Adjacent sequences: A185526 A185527 A185528 * A185530 A185531 A185532

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 30 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 February 3 23:01 EST 2023. Contains 360045 sequences. (Running on oeis4.)