A239175 Number of (n+1)X(5+1) 0..2 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors

1512, 22396, 2286144, 141857204, 9704723126, 652274371446, 44086966064930, 2970697967221324, 200428450914081716, 13520459601210069022, 911906098613739953606, 61511666178571555267010, 4149152576186582625779538

Offset

1,1

Comments

Column 5 of A239178

Links

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

Example

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

Crossrefs

Sequence in context: A255334 A255778 A236091 * A037150 A276291 A034601

Adjacent sequences: A239172 A239173 A239174 * A239176 A239177 A239178

Keyword

nonn

Author

R. H. Hardin, Mar 11 2014

Status

approved