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 A206319 Number of (n+1)X(n+1) 0..3 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases 0
 256, 16892, 10258408, 30018231756, 419904864999804, 28153923918860656368, 9069132565961324534394832, 14057869699230976600019746011216 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A206327 LINKS EXAMPLE Some solutions for n=4 ..0..3..1..2..3....1..0..0..0..1....3..2..2..3..1....3..1..1..2..0 ..1..0..2..0..1....0..3..2..1..2....1..0..3..0..2....1..0..2..0..1 ..3..1..3..2..3....2..1..3..2..0....2..1..0..1..3....3..1..3..1..2 ..3..2..0..3..1....1..3..2..3..1....1..3..1..0..1....0..2..0..2..0 ..1..3..1..0..2....2..0..3..1..0....2..0..2..1..2....3..3..1..3..1 CROSSREFS Sequence in context: A238064 A176764 A235964 * A216397 A090650 A206181 Adjacent sequences:  A206316 A206317 A206318 * A206320 A206321 A206322 KEYWORD nonn AUTHOR R. H. Hardin Feb 06 2012 STATUS approved

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Last modified August 5 15:51 EDT 2021. Contains 346477 sequences. (Running on oeis4.)