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A013560 Number of permutations in S_n with a certain property. +0
1
1, 2, 5, 15, 47, 159 (list; graph; listen)
OFFSET

1,2

REFERENCES

Frank Schmidt and Rodica Simion, Card shuffling and a transformation on S_n, Aequationes Math. 44 (1992), no. 1, 11-34.

CROSSREFS

Sequence in context: A071731 A058495 A071735 this_sequence A071739 A035350 A006570

Adjacent sequences: A013557 A013558 A013559 this_sequence A013561 A013562 A013563

KEYWORD

nonn

AUTHOR

njas

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Last modified September 7 15:23 EDT 2008. Contains 143483 sequences.


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