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A206125 Number of (n+1)X6 0..2 arrays with every 2X2 subblock having nonzero determinant and having the same number of clockwise edge increases as its horizontal and vertical neighbors 1
6386, 93582, 1622095, 31537842, 619611200, 12251680342, 242348711498, 4795824388008, 94904217919185, 1878104997610024, 37166726586652989, 735509641479756842, 14555377036628179775, 288043173418928053016 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A206128
LINKS
EXAMPLE
Some solutions for n=4
..1..0..1..1..1..0....1..2..0..2..2..1....1..2..2..0..1..0....2..2..2..2..1..1
..1..1..1..2..1..1....2..1..2..1..0..2....2..1..0..1..0..1....0..1..2..1..1..2
..2..1..2..2..2..0....1..2..0..2..1..0....1..2..1..2..1..0....1..1..1..1..2..2
..2..2..2..0..2..2....2..0..1..0..2..1....2..0..2..0..2..1....1..2..1..2..2..0
..0..1..2..2..2..0....0..1..2..1..0..2....1..1..0..2..1..2....1..1..1..1..2..2
CROSSREFS
Sequence in context: A237380 A251406 A278187 * A322935 A253825 A186068
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 04 2012
STATUS
approved

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Last modified April 22 21:06 EDT 2024. Contains 371906 sequences. (Running on oeis4.)