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A206795 Number of nX6 0..3 arrays avoiding the pattern z z+1 z in any row, column, diagonal or antidiagonal 0
3361, 11296321, 20388622016, 35954795295641, 65062863493632615, 118056098980249594900 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A206797

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A115488 A020434 A061334 * A206965 A209090 A207132

Adjacent sequences:  A206792 A206793 A206794 * A206796 A206797 A206798

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 12 2012

STATUS

approved

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Last modified October 20 21:32 EDT 2020. Contains 337910 sequences. (Running on oeis4.)