A231996 Number of (n+1)X(7+1) 0..1 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to one

361, 12769, 863041, 59351616, 3905250064, 260600040100, 17330552348004, 1153528162776900, 76763384537319481, 5108617932112788025, 339974767106569093041, 22625163540816676108864, 1505692287795817536769600

Offset

1,1

Comments

Column 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..0..1..0..0..0....1..0..0..0..0..0..0..1....0..0..0..0..0..0..0..0
..0..1..0..0..0..0..0..0....0..1..0..0..0..0..0..0....0..1..0..0..0..0..1..0
..0..0..1..0..0..0..0..1....0..0..0..0..0..0..0..0....0..0..1..1..0..0..0..1

Crossrefs

Sequence in context: A303257 A253675 A206249 * A302385 A303106 A186869

Adjacent sequences: A231993 A231994 A231995 * A231997 A231998 A231999

Keyword

nonn

Author

R. H. Hardin, Nov 16 2013

Status

approved