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 A221614 Number of 6Xn arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without move-in move-out left turns 0
 0, 32, 8072, 2764070, 804371949, 240257613761, 72063803799931, 21695654478885490 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Row 6 of A221609 LINKS EXAMPLE Some solutions for n=3 ..0..2..1....0..3..1....1..2..0....0..3..1....0..1..1....1..1..0....0..2..2 ..0..3..1....1..1..0....0..2..0....0..1..0....0..3..0....0..3..0....0..1..0 ..0..2..1....0..2..2....1..2..1....1..2..0....2..1..0....1..2..1....1..3..0 ..0..1..1....0..2..0....1..2..0....2..1..0....1..3..0....1..1..0....0..2..1 ..0..2..1....0..1..1....0..3..1....0..3..0....0..2..0....1..3..0....0..2..1 ..0..2..1....1..3..0....0..1..1....2..2..0....2..2..0....1..2..0....0..2..1 CROSSREFS Sequence in context: A248720 A069052 A334604 * A086752 A248001 A159679 Adjacent sequences:  A221611 A221612 A221613 * A221615 A221616 A221617 KEYWORD nonn AUTHOR R. H. Hardin Jan 20 2013 STATUS approved

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Last modified August 10 14:50 EDT 2020. Contains 336381 sequences. (Running on oeis4.)