A229798 Number of 5X5 0..n arrays with rows and columns in lexicographically nondecreasing order

24520, 318174607, 348053502590, 83399309397669, 7470491620551006, 337176110123479647, 9191448163080152260, 170263099219981493623, 2323791090717304237514, 24760438397023153230241, 214990023150964441381574

Offset

1,1

Comments

Row 5 of A229794

Links

R. H. Hardin, Table of n, a(n) for n = 1..17

Example

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

Crossrefs

Sequence in context: A356355 A258441 A244150 * A195655 A203983 A188791

Adjacent sequences: A229795 A229796 A229797 * A229799 A229800 A229801

Keyword

nonn

Author

R. H. Hardin, Sep 29 2013

Status

approved