A219856 Number of 5Xn arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 5Xn array

21, 62, 669, 6367, 48677, 328442, 2061724, 12323578, 70983442, 395373650, 2129612728, 11098617534, 56054095789, 274849819135, 1309948714456, 6071886957469, 27378912667412, 120133141351022, 513188905095727

Offset

1,1

Comments

Row 5 of A219852

Links

R. H. Hardin, Table of n, a(n) for n = 1..66

Example

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

Crossrefs

Sequence in context: A146468 A081302 A058100 * A371112 A371052 A195106

Adjacent sequences: A219853 A219854 A219855 * A219857 A219858 A219859

Keyword

nonn

Author

R. H. Hardin Nov 29 2012

Status

approved