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A239540 Number of (6+1)X(n+1) 0..2 arrays with no element equal to all horizontal neighbors or unequal to all vertical neighbors, and new values 0..2 introduced in row major order 1
128, 1584, 98304, 3785280, 165336096, 6976042240, 297124637920, 12622717987696, 536625406147360, 22809020631128424, 969537615294392640, 41211319597204417184, 1751741668044306860648, 74460018786142833463792 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 6 of A239537

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

R. H. Hardin, Empirical recurrence of order 85

FORMULA

Empirical recurrence of order 85 (see link above)

EXAMPLE

Some solutions for n=3

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

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

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

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

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

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

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

CROSSREFS

Sequence in context: A200842 A187706 A202961 * A306746 A269081 A200789

Adjacent sequences:  A239537 A239538 A239539 * A239541 A239542 A239543

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 21 2014

STATUS

approved

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Last modified August 20 03:33 EDT 2019. Contains 326139 sequences. (Running on oeis4.)