A156180 Denominator of Euler(n,1/3).

1, 6, 9, 108, 81, 486, 729, 17496, 6561, 39366, 59049, 708588, 531441, 3188646, 4782969, 229582512, 43046721, 258280326, 387420489, 4649045868, 3486784401, 20920706406, 31381059609, 753145430616, 282429536481, 1694577218886, 2541865828329, 30502389939948

Offset

0,2

Links

Table of n, a(n) for n=0..27.

Michael E. Hoffman, Derivative Polynomials, Euler Polynomials, and Associated Integer Sequences, The Electronic Journal of Combinatorics, Volume 6.1 (1999): Research paper R21, 13 p. See Eq. (14).

Example

1, -1/6, -2/9, 13/108, 22/81, -121/486, -602/729, 18581/17496, ...

Maple

[seq(euler(n, 1/3), n=0..50)];

Mathematica

Denominator[EulerE[Range[0, 30], 1/3]] (* Harvey P. Dale, Aug 14 2011 *)

Crossrefs

Cf. A156179.

Sequence in context: A370623 A377683 A121233 * A191011 A351734 A053490

Adjacent sequences: A156177 A156178 A156179 * A156181 A156182 A156183

Keyword

nonn

Author

N. J. A. Sloane, Nov 07 2009

Status

approved