OFFSET
2,2
COMMENTS
1729 is the smallest number that is the sum of two positive cubes in more than one way, namely 1729 = 10^3 + 9^3 = 12^3 + 1^3.
LINKS
Chai Wah Wu, Table of n, a(n) for n = 2..10003
Elliot Wolf, Poem for Richard Feynman.
EXAMPLE
1729^(1/3) = 12.002314368427684...
MATHEMATICA
RealDigits[1729^(1/3), 10, 105][[1]]
PROG
(PARI) sqrtn(1729, 3) \\ Charles R Greathouse IV, Apr 16 2014
CROSSREFS
KEYWORD
AUTHOR
Alonso del Arte, Aug 25 2012
STATUS
approved