A132481 Egyptian fraction representation for the cube root of 4.

2, 12, 246, 373416, 166333780105, 44303072730291254499275, 3753390635836835117032122949504330480301701023, 19665492846947222662426487812510253143105975896810108253861544756840664211725387840833332558

Offset

1,1

Comments

Fractional part of 4^(1/3) = 1/2 + 1/12 + 1/246 + ... Generated with Perl's Math::BigFloat module. Number of digits in terms is as follows: 1, 2, 3, 6, 12, 23, 46, 92, 183, 366, ...

Links

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

Example

Cube root of 4 = 1.5874010519681994747517056392723082603914933278999...

Crossrefs

Sequence in context: A013503 A231074 * A369680 A217652 A320212 A361749

Adjacent sequences: A132478 A132479 A132480 * A132482 A132483 A132484

Keyword

frac,nonn

Author

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

Status

approved