A237307 Number of (n+1)X(7+1) 0..2 arrays with the upper median of every 2X2 subblock equal.

1745153, 1241171131, 575227568134, 323852801203185, 173172498170107173, 95787824535215252184, 52886756103540949611731, 29507393786405705409282075, 16528382222352803468419994364, 9308587418677860500044554032999

Offset

1,1

Comments

Column 7 of A237308

Links

R. H. Hardin, Table of n, a(n) for n = 1..206

Example

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

Crossrefs

Sequence in context: A252589 A124068 A244073 * A090054 A186823 A095391

Adjacent sequences: A237304 A237305 A237306 * A237308 A237309 A237310

Keyword

nonn

Author

R. H. Hardin, Feb 06 2014

Status

approved