A232004 Number of (7+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to one

1156, 101808, 4826809, 222394359, 8404672329, 383555570610, 17330552348004, 767585511808030, 33538207730822404, 1482388187715688124, 65664425364968903236, 2902742872892414444428, 128153575342921901776129

Offset

1,1

Comments

Row 7 of A231997

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=2
..0..0..0....1..0..0....0..0..1....1..0..0....0..0..1....1..0..0....0..0..1
..0..0..1....0..0..0....0..0..1....0..0..0....0..1..0....0..0..1....0..1..0
..0..1..0....1..0..1....0..0..0....0..0..0....1..0..0....0..1..0....0..0..1
..0..0..1....0..0..1....0..1..0....0..0..0....1..0..1....0..0..0....1..0..0
..0..0..0....0..0..1....0..0..0....0..0..1....0..0..0....1..1..0....0..0..1
..1..1..1....0..0..0....0..1..0....1..0..0....0..0..1....1..0..0....0..1..1
..0..0..1....1..0..0....1..0..0....0..1..0....0..1..0....0..1..0....0..0..1
..0..0..0....0..0..1....1..0..0....0..0..1....0..0..0....0..0..1....0..0..0

Crossrefs

Sequence in context: A062915 A225938 A221813 * A034979 A189279 A264271

Adjacent sequences: A232001 A232002 A232003 * A232005 A232006 A232007

Keyword

nonn

Author

R. H. Hardin, Nov 16 2013

Status

approved