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A237690
Number of (n+1) X (3+1) 0..3 arrays with the maximum plus the upper median plus the minimum minus the lower median of every 2 X 2 subblock equal.
1
5038, 44648, 408824, 4021892, 40288632, 418287818, 4418514021, 47970957966, 529234228994, 5972920589738, 68350297258483, 796609824373786, 9387787977650655, 112196010761065635, 1352091822449547149
OFFSET
1,1
COMMENTS
Column 3 of A237694.
LINKS
EXAMPLE
Some solutions for n=2
..3..1..2..1....0..2..1..3....1..1..0..1....2..2..1..0....1..0..2..0
..0..2..1..2....0..3..3..2....1..3..0..3....2..3..3..3....2..2..1..0
..0..2..3..0....1..3..2..2....2..2..1..2....0..0..1..2....2..1..1..3
CROSSREFS
Cf. A237694.
Sequence in context: A248986 A013534 A309034 * A269125 A111030 A068378
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 11 2014
STATUS
approved