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 A219149 Unchanging value maps: number of n X n binary arrays indicating the locations of corresponding elements unequal to no horizontal, antidiagonal or vertical neighbor in a random 0..1 n X n array 0
 1, 4, 32, 531, 20400, 1707676, 313358793, 126050637852, 111079912880127, 214001518780274766 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Diagonal of A219156 LINKS Table of n, a(n) for n=1..10. EXAMPLE Some solutions for n=3 ..0..0..0....1..1..0....0..0..1....1..0..0....1..0..0....1..1..0....1..1..1 ..0..0..0....0..0..0....0..0..1....0..0..0....0..0..1....1..0..0....0..0..0 ..0..0..1....0..0..0....0..1..1....0..0..0....0..0..1....0..0..0....0..0..0 CROSSREFS Sequence in context: A036442 A186339 A086899 * A013041 A006024 A118995 Adjacent sequences: A219146 A219147 A219148 * A219150 A219151 A219152 KEYWORD nonn AUTHOR R. H. Hardin Nov 12 2012 STATUS approved

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Last modified April 14 23:31 EDT 2024. Contains 371667 sequences. (Running on oeis4.)