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A181221 Number of nX5 binary matrices with no three 1's adjacent in a line horizontally, vertically, diagonally or antidiagonally 1
24, 576, 6475, 97764, 1495392, 21513936, 316896477, 4672517426, 68571093673, 1008146803248, 14823077688569, 217869625616208, 3202690847200999, 47079980407589036, 692062815855417554, 10173239318638447266 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A181224

LINKS

R. H. Hardin, Table of n, a(n) for n=1..225

EXAMPLE

Some avoided solutions for 3X5

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

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

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

CROSSREFS

Sequence in context: A292282 A206933 A206868 * A188563 A207085 A207179

Adjacent sequences:  A181218 A181219 A181220 * A181222 A181223 A181224

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 10 2010

STATUS

approved

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Last modified August 19 15:40 EDT 2022. Contains 356229 sequences. (Running on oeis4.)