A236983 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median plus the lower median of every 2X2 subblock equal

11388, 85064, 556322, 6304776, 59328026, 750471960, 8305755418, 107840744274, 1291740741806, 16958036927472, 212510033117726, 2814299956580172, 36286136997141332, 484166623246562742, 6360212644179129716

Offset

1,1

Comments

Column 4 of A236987

Links

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

Example

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

Crossrefs

Sequence in context: A251957 A272552 A237796 * A268841 A235016 A185768

Adjacent sequences: A236980 A236981 A236982 * A236984 A236985 A236986

Keyword

nonn

Author

R. H. Hardin, Feb 02 2014

Status

approved