A229799 Number of 6X6 0..n arrays with rows and columns in lexicographically nondecreasing order

2625117, 2533164987353, 60704077222861152, 161327438675038562165, 103937249022030445057526, 24982715242286897029686383, 2907883712766278818772179090, 194172351727597419593410162517

Offset

1,1

Comments

Row 6 of A229794

Links

R. H. Hardin, Table of n, a(n) for n = 1..9

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..1..1....0..0..0..0..1..1....0..0..0..0..0..1....0..0..0..0..1..1
..0..0..1..1..0..1....0..0..1..1..0..0....0..0..0..1..1..0....0..0..0..1..0..1
..0..1..0..1..1..0....0..1..1..1..0..0....0..0..1..1..1..0....0..0..1..0..0..0
..0..1..1..1..1..1....1..0..0..0..0..1....0..1..0..0..1..0....0..0..1..1..0..1
..1..0..0..1..1..1....1..0..0..0..0..1....0..1..1..1..0..0....0..0..1..1..1..1

Crossrefs

Sequence in context: A251036 A233723 A162026 * A196496 A105380 A250911

Adjacent sequences: A229796 A229797 A229798 * A229800 A229801 A229802

Keyword

nonn

Author

R. H. Hardin, Sep 29 2013

Status

approved