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A236786 Number of (n+1)X(5+1) 0..2 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal 1
7967, 87889, 867928, 10951425, 128004881, 1684255298, 20959676762, 278468706789, 3553360015495, 47248656876065, 609730509965839, 8096396857013280, 105089423700100485, 1393020580917541272 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A236789

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

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

CROSSREFS

Sequence in context: A316908 A254138 A157660 * A252190 A233730 A175507

Adjacent sequences:  A236783 A236784 A236785 * A236787 A236788 A236789

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 31 2014

STATUS

approved

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Last modified November 29 07:48 EST 2021. Contains 349416 sequences. (Running on oeis4.)