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A185493
Number of (n+1)X6 binary arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum
1
380, 20872, 559188, 17217132, 512228678, 15557758676, 468319269164, 14183811777874, 428304663870360, 12959263249428942, 391713900336756640, 11848007350522546976, 358238177899901779648, 10834146701839281093716
OFFSET
1,1
COMMENTS
Column 5 of A185497
LINKS
EXAMPLE
Some solutions for 4X6
..0..0..1..1..0..1....0..0..1..1..1..0....0..0..0..1..1..1....0..0..1..0..1..0
..0..1..1..0..0..0....1..0..1..0..1..1....0..1..0..0..0..0....0..1..0..1..1..1
..0..0..0..1..0..0....0..0..1..1..0..0....1..0..0..1..1..1....0..0..1..0..1..0
..1..0..1..0..0..0....1..1..0..1..1..1....0..1..1..0..0..0....0..1..1..1..0..1
CROSSREFS
Sequence in context: A259520 A188307 A214145 * A023910 A035845 A028682
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 29 2011
STATUS
approved