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A185492
Number of (n+1)X5 binary arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum
1
160, 3792, 59384, 1020072, 17217132, 294899588, 5020204316, 85864759616, 1465390598424, 25047911812192, 427817986674120, 7310912481712556, 124902386267052984, 2134247440666874192, 36465326357492615132
OFFSET
1,1
COMMENTS
Column 4 of A185497
LINKS
EXAMPLE
Some solutions for 4X5
..1..1..1..1..0....0..1..0..0..1....1..0..1..0..1....0..1..1..0..0
..0..1..1..1..1....1..1..1..1..1....0..1..0..0..0....1..1..0..1..1
..1..1..0..0..1....0..0..0..0..1....0..0..0..0..0....0..0..0..0..0
..0..0..1..1..0....1..0..1..1..0....1..1..1..1..1....1..1..1..1..1
CROSSREFS
Sequence in context: A188306 A189351 A168527 * A233909 A035825 A183769
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 29 2011
STATUS
approved