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A235903
Number of (n+1)X(n+1) 0..2 arrays with the minimum plus the maximum unequal to the lower median plus the upper median in every 2X2 subblock
0
48, 2618, 499136, 345346064, 857962921984, 7811201385507328, 255816922168544755712, 30633164148603574977495040, 13208063635613504917943049781248, 20777352152271659562944823135125372928
OFFSET
1,1
COMMENTS
Diagonal of A235911
EXAMPLE
Some solutions for n=2
..2..2..0....0..2..1....0..0..1....1..1..1....1..2..0....1..0..0....2..2..0
..2..1..2....0..0..2....2..0..2....2..1..0....1..1..2....0..2..0....2..0..1
..0..2..0....1..0..0....1..2..1....2..2..0....1..2..2....1..0..1....1..2..0
CROSSREFS
Sequence in context: A275564 A275089 A375294 * A208442 A203488 A162700
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 16 2014
STATUS
approved