A235657 Number of (n+1)X(5+1) 0..1 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order rowwise and columnwise

1392, 28823, 627189, 13349432, 281088490, 5711803299, 111788667635, 2095040366188, 37680708585967, 651374573412998, 10864748132502503, 175436427100884470, 2752858289653991835, 42115660533464207734

Offset

1,1

Comments

Column 5 of A235660

Links

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

Example

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

Crossrefs

Sequence in context: A069422 A202050 A236520 * A094666 A163043 A069366

Adjacent sequences: A235654 A235655 A235656 * A235658 A235659 A235660

Keyword

nonn

Author

R. H. Hardin, Jan 13 2014

Status

approved