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A207280 Number of nX5 0..3 arrays avoiding the patterns z z+1 z or z z-1 z in any row, column, diagonal or antidiagonal 0
788, 620944, 181121542, 65396633910, 23419301672964, 8271975196175318, 2920423120381462040, 1032162139387885787792, 364965794046996302294576 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A207283

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A180100 A072722 A180159 * A207476 A207532 A167587

Adjacent sequences:  A207277 A207278 A207279 * A207281 A207282 A207283

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 16 2012

STATUS

approved

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Last modified October 17 00:35 EDT 2021. Contains 348048 sequences. (Running on oeis4.)