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!)
A198913 Number of nX7 0..7 arrays with values 0..7 introduced in row major order and no element equal to any horizontal or vertical neighbor 1
203, 10856948, 3352514013159, 1243368053336112649, 467181941240736711604077 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A198914

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

Some solutions with values 0 to 7 for n=3

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

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

..0..1..0..6..7..3..0....0..1..0..4..5..6..7....0..1..0..6..7..0..1

CROSSREFS

Sequence in context: A208471 A348823 A198722 * A224983 A138605 A260975

Adjacent sequences:  A198910 A198911 A198912 * A198914 A198915 A198916

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 31 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 May 23 14:15 EDT 2022. Contains 353975 sequences. (Running on oeis4.)