A231757 - OEIS

A231757

Number of (n+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal, diagonal and antidiagonal neighbors equal to one

9, 136, 5041, 493695, 175642009, 216545491864, 682267982467600, 6184663140527966655, 184835030323441507989529, 17039092957711747812559207879, 4549223325244087259619117440725081

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OFFSET

1,1

COMMENTS

Diagonal of A231764

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..13

EXAMPLE

Some solutions for n=3

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

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

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

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

CROSSREFS

Sequence in context: A253879 A309189 A374614 * A156975 A081876 A139760

Adjacent sequences: A231754 A231755 A231756 * A231758 A231759 A231760

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 13 2013

STATUS

approved