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A184612 Half the number of (n+1)X8 binary arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one 1
15842, 1107926, 78509868, 6057271712, 462355902596, 35064902406734, 2659360843218429, 201958235918095986, 15333630682922503829, 1164123481083707759494, 88379156849428630994503 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A184614

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..40

EXAMPLE

Some solutions for 3X8

..0..0..0..0..0..0..1..1....0..0..0..0..0..1..1..0....0..0..0..0..0..0..1..0

..0..1..1..0..1..1..0..0....0..1..0..0..1..0..0..1....1..1..0..1..1..0..0..1

..1..0..0..1..0..0..0..1....1..0..0..1..0..1..1..0....0..1..0..0..0..1..1..1

...

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

...2..2..2..2..2..1..1.......2..1..1..2..2..2..2.......3..2..1..2..2..2..3...

CROSSREFS

Sequence in context: A112450 A063847 A265669 * A277350 A101320 A031811

Adjacent sequences:  A184609 A184610 A184611 * A184613 A184614 A184615

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 18 2011

STATUS

approved

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Last modified April 17 18:15 EDT 2021. Contains 343070 sequences. (Running on oeis4.)