A237395 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median minus the lower median of every 2X2 subblock equal.

41062, 1153778, 30590608, 902019154, 25829139276, 769041196608, 22613650645686, 676946049444764, 20153268873982042, 605586464012704576, 18152853060399823304, 547094914566376981404, 16471748404063003122504

Offset

1,1

Comments

Column 4 of A237398

Links

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

Example

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

Crossrefs

Sequence in context: A047828 A141711 A074379 * A252121 A252118 A250819

Adjacent sequences: A237392 A237393 A237394 * A237396 A237397 A237398

Keyword

nonn

Author

R. H. Hardin, Feb 07 2014

Status

approved