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A185803 Number of (n+1)X6 0..3 arrays with every 2X2 subblock trace equal to some horizontal or vertical neighbor 2X2 subblock trace 1
166272, 104024384, 29410603520, 9977246681216, 3230776071054976, 1064219916625097376, 348593375731473172480, 114404199665472905793216, 37521552327662806687621312, 12308810295209257671658800832 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A185807
LINKS
EXAMPLE
Some solutions for 3X6
..0..3..2..2..3..2....0..3..0..3..3..0....0..1..0..2..1..3....0..0..2..1..1..1
..0..0..2..3..3..3....0..0..0..3..3..1....0..0..0..1..2..2....0..0..2..0..2..2
..0..0..0..1..0..3....0..0..0..3..3..1....0..0..0..1..3..1....0..0..0..0..2..1
CROSSREFS
Sequence in context: A203274 A061741 A186919 * A250931 A319295 A235846
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 04 2011
STATUS
approved

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Last modified March 29 10:44 EDT 2024. Contains 371268 sequences. (Running on oeis4.)