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A053504 Number of degree-n permutations of order dividing 24. +0
2
1, 1, 2, 6, 24, 96, 576, 3312, 26496, 198144, 1691136, 14973696, 193370112, 2034809856, 25087186944, 313539434496, 4421478721536, 58307347556352, 915011420737536, 13553664911437824, 240637745416421376, 3965015057937924096 (list; graph; listen)
OFFSET

0,3

REFERENCES

L. Moser and M. Wyman, On solutions of x^d = 1 in symmetric groups, Canad. J. Math., 7 (1955), 159-168.

R. P. Stanley, Enumerative Combinatorics, Cambridge, Vol. 2, 1999; see Example 5.2.10.

FORMULA

E.g.f.: exp(x+1/2*x^2+1/3*x^3+1/4*x^4+1/6*x^6+1/8*x^8+1/12*x^12+1/24*x^24)

CROSSREFS

Cf. A000085, A001470, A001472, A053495-A053505, A005388.

Sequence in context: A152324 A147887 A053502 this_sequence A060725 A150299 A094012

Adjacent sequences: A053501 A053502 A053503 this_sequence A053505 A053506 A053507

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Jan 15 2000

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Last modified December 16 13:01 EST 2009. Contains 170825 sequences.


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