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A219415 Unmatched value maps: number of 6Xn binary arrays indicating the locations of corresponding elements not equal to any horizontal or antidiagonal neighbor in a random 0..2 6Xn array 0
1, 616, 50077, 2225293, 107701719, 5618116265, 290895472306, 14934409278104, 767037960293079 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 6 of A219410

LINKS

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

EXAMPLE

Some solutions for n=3

..1..0..0....1..1..0....1..1..1....1..0..1....1..1..0....1..1..0....1..0..0

..1..0..1....1..0..1....1..1..1....0..1..1....0..0..0....0..0..0....1..0..0

..1..0..0....0..0..1....0..0..0....0..0..1....1..1..1....0..1..0....1..1..0

..0..0..0....0..1..1....0..0..1....0..0..0....0..0..1....1..0..1....0..0..1

..1..1..0....0..0..1....1..0..0....0..1..0....0..1..0....0..0..1....0..1..0

..0..0..1....1..0..0....0..1..1....0..0..1....1..0..0....1..1..1....1..0..1

CROSSREFS

Sequence in context: A219426 A297319 A220391 * A332161 A221040 A221503

Adjacent sequences:  A219412 A219413 A219414 * A219416 A219417 A219418

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 19 2012

STATUS

approved

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Last modified December 7 09:15 EST 2021. Contains 349574 sequences. (Running on oeis4.)