A189058 - OEIS

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A189058

Number of n X n binary arrays without the pattern 0 1 0 antidiagonally or horizontally

2, 16, 316, 13452, 1492864, 477128662, 394122762759, 784513337393283, 3926743880389817150, 51771451826541027208329, 1779743524151020048520647828, 155456866004795629005264664261677

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Diagonal of A189064

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..18

EXAMPLE

Some solutions for 3X3

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

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

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

CROSSREFS

Sequence in context: A140051 A264658 A223675 * A189189 A188867 A282787

Adjacent sequences: A189055 A189056 A189057 * A189059 A189060 A189061

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 16 2011

STATUS

approved