A232287 Number of 7Xn 0..2 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors.
2187, 13560, 17764558, 8229274953, 2527067273698, 706877889324298, 256322282485691293, 98517778421264329607, 35243173677566129081248, 12065580271163853464002869, 4200286091740243261372580372
Offset: 1
Keywords
Examples
Some solutions for n=2 ..0..0....2..1....0..0....2..0....2..1....0..1....2..2....2..1....0..0....0..2 ..1..2....0..0....2..0....0..1....1..2....1..0....2..2....1..1....0..0....0..0 ..2..1....0..0....0..0....1..0....1..1....0..1....1..1....1..2....2..2....2..0 ..1..1....0..0....0..0....0..0....0..0....0..0....0..0....0..0....2..2....0..2 ..0..0....0..0....2..0....0..1....0..0....0..0....0..0....0..0....2..2....0..0 ..0..0....2..0....0..2....2..0....2..0....0..1....2..0....0..1....2..2....0..0 ..0..0....0..2....0..0....0..2....0..0....2..0....0..2....2..0....0..0....0..2
Links
- R. H. Hardin, Table of n, a(n) for n = 1..12
Comments