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A233805
Number of (4+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards
1
16782644101, 27653665556487, 46594846574940781, 78542994416390783342, 132318298848376805531946, 222935839343784897773273911, 375555486188700515616776141951, 632680342441270659349165986415677
OFFSET
1,1
COMMENTS
Row 4 of A233801
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..0..0..3....0..0..2....0..0..1....0..0..0....0..0..0....0..0..0....0..0..2
..1..0..3....1..2..2....1..3..0....1..3..3....0..0..0....1..0..3....0..0..1
..1..1..3....0..2..0....1..2..2....1..0..2....0..3..1....1..0..3....1..1..0
..1..0..0....0..3..3....2..1..0....3..0..3....1..0..0....2..3..3....0..1..0
CROSSREFS
Sequence in context: A022241 A186016 A186176 * A227894 A308683 A101815
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 16 2013
STATUS
approved