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Search: id:A074880
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A074880 Number of labeled cyclic subgroups of S_n having order n. +0
1
1, 1, 1, 3, 6, 120, 120, 1260, 6720, 128520, 362880, 20041560, 39916800, 1132971840, 11721790080, 163459296000, 1307674368000, 87307501881600, 355687428096000, 19137704006453760, 205947392645030400 (list; graph; listen)
OFFSET

1,4

FORMULA

a(n) = A074351(n)/A000010(n).

CROSSREFS

Cf. A051625, A074260.

Sequence in context: A101574 A082980 A046488 this_sequence A115647 A019437 A083149

Adjacent sequences: A074877 A074878 A074879 this_sequence A074881 A074882 A074883

KEYWORD

nonn

AUTHOR

Vladeta Jovovic (vladeta(AT)Eunet.yu), Sep 30 2002

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Last modified September 5 19:27 EDT 2008. Contains 143485 sequences.


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