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A187642 Number of (n+2)X5 0..2 arrays with each 3X3 subblock having sum 9 1
101419, 363533, 1342083, 5273797, 24351579, 115259453, 564564211, 3003056861, 16240656315, 89645104453, 519095822283, 3041331131645, 18065636068579, 110621336092493, 683205533634603, 4260820568077237, 27116433602180379 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 3 of A187645
LINKS
EXAMPLE
Some solutions for 4X5
..0..1..2..1..1....0..1..1..1..1....0..0..2..0..0....0..2..1..1..1
..1..1..2..2..1....1..1..0..1..1....1..1..0..2..2....1..2..0..1..2
..2..0..0..0..0....1..2..2..0..2....1..2..2..0..1....2..1..0..1..2
..1..0..2..2..0....0..1..1..1..1....0..2..0..0..2....1..1..1..2..0
CROSSREFS
Sequence in context: A251959 A250631 A229684 * A023077 A077760 A218170
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 12 2011
STATUS
approved

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Last modified July 19 03:15 EDT 2024. Contains 374388 sequences. (Running on oeis4.)