A237222 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the lower median minus the upper median of every 2X2 subblock equal

50998, 2006382, 84409628, 4161666604, 194556780556, 9987152949386, 478478022593736, 24753454408306844, 1197860028291568436, 62012186085336028232, 3019260155529957694504, 156099675646647299379900

Offset

1,1

Comments

Column 4 of A237225

Links

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

Example

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

Crossrefs

Sequence in context: A204729 A277344 A209846 * A178283 A252207 A206236

Adjacent sequences: A237219 A237220 A237221 * A237223 A237224 A237225

Keyword

nonn

Author

R. H. Hardin, Feb 05 2014

Status

approved