A220208 Number of 5Xn arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 5Xn array

35, 245, 3916, 44886, 527350, 6316576, 70265746, 722552145, 7039442376, 66318454223, 607801474502, 5404693452033, 46525124902547, 388164690519967, 3148256654880231, 24893160880333017, 192249383100654432

Offset

1,1

Comments

Row 5 of A220204

Links

R. H. Hardin, Table of n, a(n) for n = 1..25

Example

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

Crossrefs

Sequence in context: A171471 A223648 A219474 * A068722 A255584 A113941

Adjacent sequences: A220205 A220206 A220207 * A220209 A220210 A220211

Keyword

nonn

Author

R. H. Hardin Dec 07 2012

Status

approved