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A134243 Denominators of certain constants c_n related to Hurwitz numbers. 1
1, 2, 2, 3, 12, 4, 6, 4, 12, 6, 15, 60 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

REFERENCES

Shadrin S. and Zvonkine D., Changes of variables in ELSV-type formulas. Michigan Mathematical Journal, vol. 55 (2007), 209-228.

LINKS

D. Zvonkine, Home Page

CROSSREFS

Cf. A134242.

Sequence in context: A075095 A178343 A156136 * A182779 A199673 A126339

Adjacent sequences:  A134240 A134241 A134242 * A134244 A134245 A134246

KEYWORD

nonn,frac

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Jan 30 2008

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Last modified February 14 08:58 EST 2012. Contains 205614 sequences.