A237170 Number of (n+1)X(2+1) 0..3 arrays with the maximum minus the lower median of every 2X2 subblock equal

1696, 25384, 370670, 5876404, 93633848, 1522516754, 24903561376, 410933835890, 6814237433688, 113591643376192, 1900750202161774, 31918943879365146, 537518760877672914, 9074350190084095804, 153502724396796653946

Offset

1,1

Comments

Column 2 of A237175

Links

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

R. H. Hardin, Empirical recurrence of order 75

Formula

Empirical recurrence of order 75 (see link above)

Example

Some solutions for n=2
..1..3..0....1..3..1....3..2..2....3..1..0....0..3..2....3..2..0....2..3..1
..3..1..2....2..3..2....0..2..3....3..2..2....3..2..2....1..0..0....1..0..1
..2..0..0....0..2..3....3..3..1....0..3..0....1..3..1....3..2..0....3..3..1

Crossrefs

Sequence in context: A224605 A252570 A235182 * A301985 A237845 A340170

Adjacent sequences: A237167 A237168 A237169 * A237171 A237172 A237173

Keyword

nonn

Author

R. H. Hardin, Feb 04 2014

Status

approved