A219831 Number of 4Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..3 4Xn array

35, 193, 2673, 29403, 278027, 2563318, 20765879, 161504901, 1174176406, 8173415703, 54337090642, 346675258500, 2126782601146, 12573357664052, 71830637731940, 397327666067118, 2132029391769144, 11113974536658899

Offset

1,1

Comments

Row 4 of A219828

Links

R. H. Hardin, Table of n, a(n) for n = 1..135

Example

Some solutions for n=3
..1..0..2....0..0..0....1..1..2....0..0..3....1..1..1....1..1..1....2..1..2
..2..0..0....0..0..0....2..0..2....0..0..0....1..0..1....1..1..1....2..1..1
..2..0..1....1..0..2....3..0..0....0..0..0....1..0..0....2..1..1....3..1..3
..2..1..1....2..1..1....3..0..0....0..0..0....2..0..2....2..1..1....3..3..3

Crossrefs

Sequence in context: A220201 A005937 A341043 * A184200 A219942 A232713

Adjacent sequences: A219828 A219829 A219830 * A219832 A219833 A219834

Keyword

nonn

Author

R. H. Hardin Nov 28 2012

Status

approved