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A269958
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Number of tilings of an 8 X 3n rectangle using 8n trominoes of any shape.
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2
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1, 1173, 5271923, 30860212081, 193553900967497, 1235348565576072999, 7918615596845276941783, 50812059004074711375396005, 326133836808482000144440191279, 2093399184722452211913343015136793, 13437387174568575272118729720355720407
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,2
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LINKS
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CROSSREFS
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Trisection of column k=8 of A233320.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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