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A236994 Number of (n+1)X(5+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
32400, 699840, 14963200, 363916800, 8552563200, 192222720000, 4279521280000, 109212364800000, 2683631554560000, 62224920576000000, 1432701927424000000, 37708128681984000000, 957363336806400000000, 22733582315028480000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A236997

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

FORMULA

Empirical: a(n) = 1115200*a(n-4) -430632960000*a(n-8) +66962587648000000*a(n-12) -3428940827852800000000*a(n-16)

EXAMPLE

Some solutions for n=1

..2..0..1..0..0..2....2..2..0..2..2..1....0..1..0..2..2..1....1..1..0..0..1..1

..0..2..0..1..0..2....0..1..1..0..0..0....1..2..0..2..1..2....0..1..0..1..2..1

CROSSREFS

Sequence in context: A156048 A234224 A190471 * A156421 A156423 A236656

Adjacent sequences:  A236991 A236992 A236993 * A236995 A236996 A236997

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 02 2014

STATUS

approved

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Last modified October 18 03:25 EDT 2021. Contains 348065 sequences. (Running on oeis4.)