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A209813
Number of (n+1)X8 0..3 arrays with every 2X2 subblock having two distinct values, and new values 0..3 introduced in row major order
1
173789, 23398105, 3428713825, 555404234236, 91909548662623, 15504605303759031, 2632434564856390561, 449096913581005026335, 76776883203141578986271, 13144329639287431608225799
OFFSET
1,1
COMMENTS
Column 7 of A209814
LINKS
EXAMPLE
Some solutions for n=4
..0..0..1..0..2..0..1..0....0..0..0..0..0..0..0..0....0..0..1..0..2..3..1..3
..2..0..1..0..2..0..0..0....1..0..1..0..2..0..3..3....2..0..1..0..2..3..1..3
..2..0..0..0..2..2..2..0....0..1..0..0..2..0..3..1....0..0..0..0..2..3..3..1
..2..2..2..2..0..0..0..0....0..0..0..2..2..0..3..1....1..0..1..0..2..2..3..3
..0..2..1..2..0..3..3..0....1..1..0..2..0..0..3..1....0..1..0..0..2..3..2..3
CROSSREFS
Sequence in context: A204792 A281621 A147314 * A034632 A251155 A166264
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 13 2012
STATUS
approved