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A255487
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Number of polyhypercubes or 4-dimensional polyominoes with n cells (regarding mirror-images as distinct).
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2
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1, 1, 1, 2, 7, 27, 164, 1316, 12757, 134174, 1474341, 16588434
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,4
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REFERENCES
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Don Reble, Personal communication, Feb 25 2015
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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hard,nonn
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AUTHOR
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STATUS
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approved
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