A231130 Number of (n+1)X(7+1) white-square subarrays of 0..2 arrays with no element equal to a strict majority of its diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order

328, 16368, 924900, 50257244, 2766762720, 151928497692, 8349491299560, 458819265958556, 25213940794848972, 1385606097689928700, 76144709459504461524, 4184463747005748346676, 229953456825043397843448

Offset

1,1

Comments

Column 7 of A231131

Links

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

Example

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

Crossrefs

Sequence in context: A205251 A138078 A232140 * A289340 A252004 A278352

Adjacent sequences: A231127 A231128 A231129 * A231131 A231132 A231133

Keyword

nonn

Author

R. H. Hardin, Nov 04 2013

Status

approved