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A203030 Number of nX6 0..3 arrays with row sums equal and column sums unequal to adjacent columns 0
972, 690204, 396419436, 219705087676, 122284278712812 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A203031

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

Some.solutions.for.n=5

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

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

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

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

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

CROSSREFS

Sequence in context: A217162 A203375 A183359 * A209045 A209017 A232409

Adjacent sequences:  A203027 A203028 A203029 * A203031 A203032 A203033

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 27 2011

STATUS

approved

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Last modified January 26 11:20 EST 2020. Contains 331279 sequences. (Running on oeis4.)