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A205280 Number of (n+1)X5 0..3 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors 1
687900, 233119498, 75356390650, 23973193183186, 7657621275762398, 2447251756241315390, 781739925863274531798, 249710555606742254384236, 79769182279819645140717282, 25481988765995464149652889092 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A205281

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..48

EXAMPLE

Some solutions for n=4

..3..3..2..1..3....3..0..3..2..2....0..1..2..3..3....3..3..2..2..2

..2..2..2..3..3....0..1..2..0..2....3..1..3..3..0....2..3..0..1..0

..2..2..0..1..1....1..1..3..3..0....3..1..0..3..1....0..1..3..0..3

..2..1..1..2..2....1..2..3..3..3....1..0..1..3..1....1..3..2..2..2

..3..2..1..2..1....1..0..0..1..3....3..2..0..2..2....0..2..3..2..3

CROSSREFS

Sequence in context: A323805 A185865 A238144 * A185922 A204788 A254773

Adjacent sequences:  A205277 A205278 A205279 * A205281 A205282 A205283

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 24 2012

STATUS

approved

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Last modified September 20 08:10 EDT 2021. Contains 347577 sequences. (Running on oeis4.)