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A236870
Number of (n+1)X(3+1) 0..2 arrays with the maximum plus the upper median minus the lower median of every 2X2 subblock equal
1
1069, 8117, 61750, 499947, 4012441, 32940090, 268846043, 2216853503, 18216556210, 150477516769, 1240690559877, 10259513722704, 84762104506229, 701528936685551, 5804293594811230, 48079083329705563, 398255771368619943
OFFSET
1,1
COMMENTS
Column 3 of A236875
FORMULA
Empirical recurrence of order 96 (see link above)
EXAMPLE
Some solutions for n=3
..2..1..0..2....2..2..1..0....1..0..1..1....2..2..1..1....0..2..2..2
..2..2..1..1....2..2..2..1....2..1..2..0....0..2..2..0....0..0..2..2
..2..1..1..2....1..2..2..2....1..0..1..1....2..2..2..2....0..2..2..0
..1..0..2..2....1..1..2..1....1..0..1..2....0..2..2..1....0..0..2..2
CROSSREFS
Sequence in context: A095673 A252569 A020386 * A345904 A252256 A345525
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 01 2014
STATUS
approved