A220435 Denominators of reduced coefficients in expansion of e.g.f. for operads for alia algebras.

1, 1, 6, 6, 12, 9, 18, 72, 1296, 1296

Offset

0,3

Links

Table of n, a(n) for n=0..9.

Anton Khoroshkin and Dmitri Piontkovski, On generating series of finitely presented operads, arXiv:1202.5170, 2012. See Prop. 3.5.2.

Crossrefs

Cf. A220433, A220434.

Sequence in context: A247513 A124508 A028317 * A340512 A338992 A055665

Adjacent sequences: A220432 A220433 A220434 * A220436 A220437 A220438

Keyword

nonn,more,frac

Author

N. J. A. Sloane, Dec 16 2012

Status

approved