A132561 Egyptian fraction representation for the cube root of 87.

3, 11, 147, 403819, 172627327180, 283545929432767997902321, 177524925737223319479047791884496510181449291607, 63159744476507311686106311951753499737135408478347989481849583084060284996599484778365518090575

Offset

1,1

Comments

Fractional part of 87^(1/3) = 1/3 + 1/11 + 1/147 + ... Generated with Perl's Math::BigFloat module. Number of digits in terms is as follows: 1, 2, 3, 6, 12, 24, 48, 95, 191, 382, ...

Links

Table of n, a(n) for n=1..8.

Example

Cube root of 87 = 4.4310476216936341592294531559886874589246488688522...

Crossrefs

Sequence in context: A010682 A080987 * A306002 A140538 A006485 A003115

Adjacent sequences: A132558 A132559 A132560 * A132562 A132563 A132564

Keyword

frac,nonn

Author

Jonathan Wellons (wellons(AT)gmail.com), Aug 23 2007

Status

approved