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A231517 Number of n X n 0..1 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors. 0
2, 10, 153, 7697, 1031105, 451200772, 697702378939, 3293112511839389, 46764849359077493872, 2109508899293218313962632 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Diagonal of A231523.
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0....1..0..1..1....0..1..1..1....0..0..0..0....1..0..0..0
..1..0..0..0....0..0..0..0....1..0..1..1....0..0..0..1....1..0..0..1
..1..1..0..1....0..0..0..0....0..0..0..1....0..0..0..0....0..0..0..0
..0..0..1..1....1..1..1..0....0..1..1..0....1..1..1..0....1..1..1..0
CROSSREFS
Cf. A231523.
Sequence in context: A194026 A165940 A007080 * A134088 A076659 A197313
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 10 2013
STATUS
approved

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Last modified June 12 21:05 EDT 2024. Contains 373360 sequences. (Running on oeis4.)