A237564 Number of (n+1)X(5+1) 0..2 arrays with the upper median plus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one

19900, 175768, 1668300, 16418704, 159014170, 1518590620, 14891233160, 142803584684, 1403992115612, 13464379623752, 132186658656870, 1269070963133568, 12485169525899256, 119813077218142656

Offset

1,1

Comments

Column 5 of A237567

Links

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

Example

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

Crossrefs

Sequence in context: A186957 A236907 A263298 * A171353 A175590 A324594

Adjacent sequences: A237561 A237562 A237563 * A237565 A237566 A237567

Keyword

nonn

Author

R. H. Hardin, Feb 09 2014

Status

approved