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A222992 Number of 7Xn 0..2 arrays with no more than floor(7Xn/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order 0
365, 8058, 227569, 15904038, 433151066, 40023605408, 1202086792105, 121468616257860, 3927579044562335, 421192112421834801, 14401746064508294622 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 7 of A222986

LINKS

Table of n, a(n) for n=1..11.

EXAMPLE

Some solutions for n=3

..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0

..0..0..0....0..0..1....0..0..0....0..0..0....0..0..1....0..0..0....0..0..0

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

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

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

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

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

CROSSREFS

Sequence in context: A275130 A274727 A175113 * A276253 A233116 A208433

Adjacent sequences:  A222989 A222990 A222991 * A222993 A222994 A222995

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 11 2013

STATUS

approved

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Last modified January 18 05:30 EST 2022. Contains 350419 sequences. (Running on oeis4.)