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A205765 Number of (n+1)X6 0..3 arrays with every 2X2 subblock having nonzero determinant and having the same number of clockwise edge increases as its horizontal and vertical neighbors 1
462040, 77757894, 14312320196, 2656185934184, 492612437238998, 91342751431917271, 16933907492912073872, 3139181759928267573682, 581918239365879746359719, 107870252944691557966360427 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A205768
LINKS
EXAMPLE
Some solutions for 5X5
..2..0..3..1..2..0....2..1..1..2..2..0....1..1..1..2..0..2....1..1..0..1..0..1
..2..1..0..2..3..1....3..3..1..1..2..2....0..1..2..2..2..2....2..1..1..1..1..1
..3..2..1..3..1..0....3..1..1..2..2..0....1..1..1..2..3..2....3..1..2..1..2..1
..2..1..3..1..3..2....3..3..1..1..2..2....3..1..2..2..2..2....0..1..1..1..1..1
..3..2..1..3..2..3....2..3..3..1..1..2....0..1..1..2..3..0....1..1..2..0..1..2
CROSSREFS
Sequence in context: A114671 A270856 A295475 * A216068 A237964 A251980
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 30 2012
STATUS
approved

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Last modified July 15 14:07 EDT 2024. Contains 374332 sequences. (Running on oeis4.)