login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A205045 Number of (n+1)X8 0..6 arrays with the permanents of all 2X2 subblocks equal and nonzero 0
5692570, 1279810940, 24602390018, 4053347144228, 119606241141244, 15032648681652406 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A205046

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

Some solutions for n=4

..5..0..5..5..1..5..0..5....6..3..0..3..6..1..3..0....2..4..1..2..0..2..5..2

..6..4..4..0..4..0..4..2....0..1..2..1..0..1..3..2....0..4..1..6..4..0..4..0

..5..0..5..5..0..5..4..3....6..2..2..2..6..2..0..2....2..4..1..2..0..2..6..2

..2..4..0..4..4..5..0..5....3..0..3..0..3..0..3..3....0..4..1..6..4..0..4..0

..2..6..5..1..4..0..4..2....4..2..4..2..6..2..0..2....2..4..1..2..0..2..3..2

CROSSREFS

Sequence in context: A253983 A246055 A210353 * A139064 A151655 A283445

Adjacent sequences:  A205042 A205043 A205044 * A205046 A205047 A205048

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 21 2012

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 October 15 18:54 EDT 2021. Contains 348034 sequences. (Running on oeis4.)