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A123398
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Topswops: number of permutations of cards achieving A000375(n).
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1
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1, 1, 2, 2, 1, 5, 2, 1, 1, 1, 1, 1, 1, 4, 6, 1, 2, 1, 4
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,3
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REFERENCES
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D. E. Knuth, TAOCP, Section 7.2.1.2, Problems 107-109.
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LINKS
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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