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!)
A219467 Number of nX4 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..3 nX4 array 1
20, 211, 4838, 87083, 1306891, 17399442, 208345624, 2285009931, 23253970439, 221258732227, 1979908560027, 16752069750566, 134676183213583, 1033204910207865, 7592661274649504, 53621665489883610, 364978798507011324 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A219471

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A353892 A353881 A304023 * A121204 A128823 A141790

Adjacent sequences:  A219464 A219465 A219466 * A219468 A219469 A219470

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 20 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 28 18:24 EDT 2022. Contains 354122 sequences. (Running on oeis4.)