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A219426 Unchanging value maps: number of 6Xn binary arrays indicating the locations of corresponding elements unequal to no horizontal or antidiagonal neighbor in a random 0..2 6Xn array 1
1, 616, 9573, 230726, 4934366, 104434119, 2222033208, 47581843251, 1020963792078, 21891250379251, 469088799364095, 10050616587252213, 215366263056062190, 4615153893061065333, 98898611652123318575 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 6 of A219421

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..22

EXAMPLE

Some solutions for n=3

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

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

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

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

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

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

CROSSREFS

Sequence in context: A252252 A260367 A218847 * A297319 A220391 A219415

Adjacent sequences:  A219423 A219424 A219425 * A219427 A219428 A219429

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 19 2012

STATUS

approved

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Last modified May 28 04:00 EDT 2020. Contains 334671 sequences. (Running on oeis4.)