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A222904 Number of nX6 0..3 arrays with no more than floor(nX6/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..3 order 1
14, 403, 18981, 1346067, 115414184, 10615237672, 997770825049, 94604903182085, 9012490921248651, 861543012964481923, 82597017010401785014, 7938843940520801537695, 764786022222127620615363 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A222906

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..48

EXAMPLE

Some solutions for n=3

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

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

..2..2..2..2..2..2....0..0..0..2..1..1....0..0..0..2..1..3....3..2..2..2..2..2

CROSSREFS

Sequence in context: A228185 A041367 A041364 * A239785 A275025 A236156

Adjacent sequences:  A222901 A222902 A222903 * A222905 A222906 A222907

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 09 2013

STATUS

approved

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Last modified August 5 06:46 EDT 2020. Contains 336209 sequences. (Running on oeis4.)