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A066415 Denominators of coefficients in series expansion of -512*(1+x)^3/(x-8)^3. 1
1, 8, 32, 256, 4096, 32768, 65536, 524288, 16777216, 134217728, 536870912, 4294967296, 68719476736, 549755813888, 274877906944, 4398046511104, 281474976710656, 2251799813685248, 9007199254740992, 72057594037927936 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Related to Belyi function for tetrahedron.

LINKS

Table of n, a(n) for n=0..19.

N. Magot and A. Zvonkin, Belyi functions for Archimedian solids, Discrete Math., 217 (2000), 249-271.

MATHEMATICA

Denominator[CoefficientList[Series[(-512 (1+x)^3)/(x-8)^3, {x, 0, 30}], x]] (* Harvey P. Dale, Nov 26 2014 *)

CROSSREFS

Cf. A066414.

Sequence in context: A222692 A268143 A093759 * A143557 A208824 A034193

Adjacent sequences:  A066412 A066413 A066414 * A066416 A066417 A066418

KEYWORD

nonn,frac

AUTHOR

N. J. A. Sloane, Dec 26 2001

STATUS

approved

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Last modified April 8 14:52 EDT 2020. Contains 333314 sequences. (Running on oeis4.)