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A186136 Number of (n+1)X5 0..2 arrays with no 2X2 subblock trace equal to any horizontal or vertical neighbor 2X2 subblock trace 1
27000, 1512792, 88110594, 5108761008, 296649133848, 17226840778164, 1000411106914620, 58096554299749404, 3373827362098348122, 195927401888880256332, 11378042919420637879800, 660754202433673023114228 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A186141

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..200

EXAMPLE

Some solutions for 3X5

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

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

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

CROSSREFS

Sequence in context: A305728 A253485 A253480 * A159995 A253339 A236825

Adjacent sequences:  A186133 A186134 A186135 * A186137 A186138 A186139

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 13 2011

STATUS

approved

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Last modified July 18 19:00 EDT 2019. Contains 325144 sequences. (Running on oeis4.)