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A207012
Number of nX5 0..2 arrays avoiding the patterns z z+1 z or z z-1 z in any row or column
1
161, 25921, 2113177, 201211481, 18649387825, 1728683700481, 159875651653873, 14795926235823289, 1369847551748709409, 126829825504268255401, 11741934236951875788449, 1087038686482232263036985
OFFSET
1,1
COMMENTS
Column 5 of A207015
LINKS
EXAMPLE
Some solutions for n=4
..2..1..0..2..2....0..0..2..1..0....1..2..2..1..0....0..0..2..0..0
..0..0..2..1..0....0..1..2..0..2....0..1..1..2..2....2..2..2..1..1
..1..2..0..0..0....2..1..0..2..0....2..0..1..2..0....0..2..2..1..1
..2..2..2..0..2....1..2..2..2..1....1..2..2..0..2....0..1..2..0..2
CROSSREFS
Sequence in context: A092312 A207232 A207225 * A203334 A272355 A278891
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 14 2012
STATUS
approved