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A237485
Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock equal
1
55318, 2218016, 92508252, 4269381134, 195900496272, 9290034002140, 435555926502332, 20718223122880912, 977441661859620206, 46458064499311158630, 2196999549832580573678, 104323348535564014652304
OFFSET
1,1
COMMENTS
Column 4 of A237488
LINKS
EXAMPLE
Some solutions for n=1
..2..1..2..3..3....3..3..2..2..2....1..3..0..3..0....2..1..0..3..1
..1..2..3..1..2....1..0..1..3..1....0..1..1..3..1....1..3..0..0..0
CROSSREFS
Sequence in context: A251164 A253148 A204776 * A092008 A190384 A217692
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 08 2014
STATUS
approved