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A189115 Number of 7Xn binary arrays without the pattern 1 1 0 diagonally or antidiagonally 1
128, 16384, 560576, 15523600, 517260800, 17821182016, 627097603968, 22130551393344, 782902797760512, 27684523288142224, 979181286315623424, 34633463507690629696, 1225144244665652118400, 43339688182078063297600 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 7 of A189111

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..200

EXAMPLE

Some solutions for 7X3

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

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

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

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

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

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

CROSSREFS

Sequence in context: A189069 A189194 A188879 * A188908 A189109 A297380

Adjacent sequences:  A189112 A189113 A189114 * A189116 A189117 A189118

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 16 2011

STATUS

approved

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Last modified June 18 18:52 EDT 2019. Contains 324215 sequences. (Running on oeis4.)