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A209795
Half the number of (n+1)X8 0..2 arrays with every 2X2 subblock having exactly one duplicate clockwise edge difference
1
2902980, 2819342124, 2710658447034, 2613436161921981, 2518750352620857312, 2427793108137633168210, 2340066952652845862645106, 2255530912287027117930612162, 2174043398490162505254364682718
OFFSET
1,1
COMMENTS
Column 7 of A209796
LINKS
EXAMPLE
Some solutions for n=4
..0..1..1..1..0..1..0..1....0..2..0..2..1..0..1..2....0..2..2..0..0..1..0..1
..1..1..0..2..2..1..1..1....0..2..1..1..1..2..2..2....1..2..0..0..1..1..2..2
..0..2..2..2..0..0..0..1....0..2..0..2..0..0..0..1....1..2..1..1..1..2..2..1
..0..0..1..0..0..1..1..1....2..2..0..2..2..0..1..1....1..1..1..0..1..2..1..1
..2..0..1..0..2..1..2..1....0..2..2..2..0..0..2..1....0..1..2..2..2..2..0..1
CROSSREFS
Sequence in context: A101768 A101769 A237210 * A246054 A251247 A205292
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 13 2012
STATUS
approved