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A185774
Number of (n+1)X5 0..2 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum
1
26784, 1151346, 48744342, 2171002788, 95851024672, 4212755548948, 184696487434352, 8130440303768416, 357605861336206826, 15723990359863559644, 691174683753522142476, 30395002285452611004698
OFFSET
1,1
COMMENTS
Column 4 of A185777
LINKS
EXAMPLE
Some solutions for 3X5
..0..1..0..1..0....0..0..0..0..1....0..1..2..2..2....0..2..2..1..1
..0..1..2..2..0....0..2..2..0..2....0..0..2..1..1....0..0..1..0..1
..1..2..1..2..0....0..1..1..2..0....1..1..1..2..1....1..0..2..2..1
CROSSREFS
Sequence in context: A196937 A253292 A253162 * A234158 A093180 A093181
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 03 2011
STATUS
approved