A184136 Number of n X 8 0..2 arrays with rows and columns in nondecreasing order.

45, 10704, 9681099, 15270848022, 25325301730396, 36743249714104252, 44958654878873680385, 46774077148795239899357, 42097203428804324322199398, 33324660689209130394508546845, 23530205707929325443339255048671

Offset

1,1

Comments

Column 8 of A184137.

Links

R. H. Hardin, Table of n, a(n) for n = 1..27

Example

Some solutions for 3 X 8
..0..0..0..0..0..1..1..2....0..0..0..0..0..1..1..1....0..0..0..0..0..1..1..1
..0..0..0..0..2..2..2..1....0..0..0..0..2..0..2..2....0..0..0..1..2..1..2..2
..0..0..1..1..1..2..2..2....0..0..1..1..1..1..0..0....0..0..0..2..0..2..1..1

Crossrefs

Cf. A184137.

Sequence in context: A290819 A163035 A358707 * A101994 A201004 A171118

Adjacent sequences: A184133 A184134 A184135 * A184137 A184138 A184139

Keyword

nonn

Author

R. H. Hardin, Jan 09 2011

Status

approved