A233850 Number of (5+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards

1990039158784, 13941925875538977, 100827647839987847168, 729964339940515853733888, 5282676168847397906091279616, 38231741295276935074026677564633, 276684951243509608120773693186767232

Offset

1,1

Comments

Row 5 of A233845

Links

R. H. Hardin, Table of n, a(n) for n = 1..19

Example

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

Crossrefs

Sequence in context: A333977 A233609 A233601 * A351431 A274808 A272518

Adjacent sequences: A233847 A233848 A233849 * A233851 A233852 A233853

Keyword

nonn

Author

R. H. Hardin, Dec 16 2013

Status

approved