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A187424 Number of (n+1)X7 0..2 arrays with every 2X2 subblock determinant equal to exactly one or two horizontal and vertical neighbor 2X2 subblock determinants 0
76263, 2142214, 56472058, 2183222530, 72355701549 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A187425
LINKS
EXAMPLE
Some solutions for 3X7
..0..0..2..1..0..0..0....0..0..2..1..0..0..2....0..0..1..1..1..0..2
..0..0..2..2..2..1..2....0..0..1..1..1..2..2....0..0..0..1..2..0..0
..0..1..2..1..0..0..0....0..2..2..0..1..2..0....0..0..1..1..1..0..2
CROSSREFS
Sequence in context: A234895 A096888 A049026 * A186216 A295818 A183744
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 09 2011
STATUS
approved

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Last modified June 25 01:38 EDT 2024. Contains 373691 sequences. (Running on oeis4.)