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!)
A219800 Number of n X 6 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 nonincreasing columns, 0..3 n X 6 array. 0
56, 68, 2949, 43246, 794035, 12642165, 204182570, 3262185744, 51923512311, 803742526337, 11939403815901, 169713252987334, 2325931123371691, 31028886418348831 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A219802.
LINKS
EXAMPLE
Some solutions for n=3
..3..3..0..0..0..0....0..0..0..0..0..0....1..1..1..1..0..0....2..2..1..1..1..1
..3..3..0..0..0..0....0..0..0..0..0..0....1..0..0..0..0..0....2..2..1..1..1..1
..3..3..3..0..0..0....3..1..1..1..0..0....2..0..0..0..1..1....3..2..2..2..1..1
CROSSREFS
Cf. A219802.
Sequence in context: A256515 A238227 A216855 * A050440 A043158 A039335
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 28 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 March 29 09:44 EDT 2024. Contains 371268 sequences. (Running on oeis4.)