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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
OFFSET
1,1
COMMENTS
Column 5 of A181224
LINKS
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
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 10 2010
STATUS
approved