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A234408 Number of (n+1)X(3+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 12 and no adjacent elements equal 1
21288, 578080, 14995212, 462953524, 14549138832, 478670480044, 15886650199580, 533501091404568, 17967312031924692, 606986126862531280, 20523360399941872764, 694518680263046221964, 23508716912398645936956 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 3 of A234412
LINKS
EXAMPLE
Some solutions for n=1
..6..3..6..5....0..6..3..6....4..2..5..3....1..2..6..2....2..3..5..2
..1..0..4..0....3..4..0..2....6..0..6..0....5..0..3..0....0..6..2..5
CROSSREFS
Sequence in context: A345830 A236644 A178282 * A177857 A254385 A254392
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 25 2013
STATUS
approved

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Last modified April 13 22:20 EDT 2024. Contains 371646 sequences. (Running on oeis4.)