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A222695 Number of 6Xn 0..2 arrays with exactly floor(6Xn/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order 1
0, 1120, 32296, 723244, 20259516, 589802909, 18253875506, 587817545724, 19654502530302, 676444220700614, 23808229868262298, 851786780144746749, 30835345886767300972, 1125619132950192066196, 41335747933044787972212 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 6 of A222690

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..16

EXAMPLE

Some solutions for n=3

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

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

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

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

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

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

CROSSREFS

Sequence in context: A237689 A032777 A234445 * A032779 A028464 A225995

Adjacent sequences:  A222692 A222693 A222694 * A222696 A222697 A222698

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 28 2013

STATUS

approved

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Last modified August 17 00:01 EDT 2022. Contains 356180 sequences. (Running on oeis4.)