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A252916 Number of (n+2)X(4+2) 0..3 arrays with every consecutive three elements in every row having 2 or 3 distinct values, in every column 1 or 2 distinct values, in every diagonal 2 distinct values, and in every antidiagonal 2 distinct values, and new values 0 upwards introduced in row major order 0
1012633, 6175841, 67554413, 899378367, 13412317102, 202527530051, 3116453977836, 48140413467422, 745966281466669, 11570528775169618 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A252917

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

Some solutions for n=1

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

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

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

CROSSREFS

Sequence in context: A269564 A096931 A210274 * A066598 A212940 A232144

Adjacent sequences:  A252913 A252914 A252915 * A252917 A252918 A252919

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 24 2014

STATUS

approved

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Last modified January 27 18:36 EST 2020. Contains 331296 sequences. (Running on oeis4.)