A236986 Number of (n+1)X(7+1) 0..3 arrays with the maximum plus the upper median plus the lower median of every 2X2 subblock equal

680872, 12891190, 180781130, 8305755418, 246840494018, 14134451995908, 588984074034031, 33228375709201994, 1588786512690920588, 86955910293282840128, 4403082485462087526531, 236685250939490983609880

Offset

1,1

Comments

Column 7 of A236987

Links

R. H. Hardin, Table of n, a(n) for n = 1..17

Example

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

Crossrefs

Sequence in context: A253541 A010095 A203713 * A258607 A081415 A354447

Adjacent sequences: A236983 A236984 A236985 * A236987 A236988 A236989

Keyword

nonn

Author

R. H. Hardin, Feb 02 2014

Status

approved