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A185802
Number of (n+1)X5 0..3 arrays with every 2X2 subblock trace equal to some horizontal or vertical neighbor 2X2 subblock trace
1
30976, 5177344, 593036512, 77815012608, 9977246681216, 1288126250997184, 166089641496321408, 21422296324609759008, 2762848683970777854944, 356332988067748172309280, 45957176135825717768617920
OFFSET
1,1
COMMENTS
Column 4 of A185807
LINKS
EXAMPLE
Some solutions for 3X5
..0..1..2..0..0....2..0..1..0..1....0..1..0..1..2....2..2..1..2..0
..0..0..2..1..1....2..0..0..0..1....0..0..2..2..1....0..0..0..2..0
..0..0..2..0..0....0..0..0..0..1....0..0..3..3..3....0..0..0..3..0
CROSSREFS
Sequence in context: A250590 A338948 A186918 * A102328 A157111 A236976
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 04 2011
STATUS
approved