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!)
A219216 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..2 nX7 array 0
28, 57, 2508, 42301, 854611, 14175675, 225464479, 3456415362, 52566495532, 778435901166, 11054454080614, 149659556619554, 1940415772835623, 24267473416187079 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A219217

LINKS

Table of n, a(n) for n=1..14.

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A042562 A042564 A219920 * A042566 A132769 A329306

Adjacent sequences:  A219213 A219214 A219215 * A219217 A219218 A219219

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 14 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 July 26 20:17 EDT 2021. Contains 346294 sequences. (Running on oeis4.)