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A236995
Number of (n+1)X(6+1) 0..2 arrays with the maximum plus the lower median minus the upper median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one
1
144000, 4618944, 145732608, 5454273024, 192222720000, 6552043167744, 219711187058688, 8794294803431424, 328343912644608000, 11858362885859180544, 422546063726758330368, 17667796844559753805824
OFFSET
1,1
COMMENTS
Column 6 of A236997
LINKS
FORMULA
Empirical: a(n) = 24*a(n-1) +6977664*a(n-4) -167463936*a(n-5) -16797664935936*a(n-8) +403143958462464*a(n-9) +16582288439072784384*a(n-12) -397974922537746825216*a(n-13) -5610108723948059923316736*a(n-16) +134642609374753438159601664*a(n-17)
EXAMPLE
Some solutions for n=1
..0..0..1..0..2..1..1....0..2..1..2..2..1..1....1..1..2..0..1..0..2
..2..0..2..1..2..1..0....2..1..0..2..2..0..2....1..1..1..1..1..2..1
CROSSREFS
Sequence in context: A180340 A004042 A145742 * A204641 A133324 A348808
KEYWORD
nonn
AUTHOR
_R. H. Hardin_, Feb 02 2014
STATUS
approved