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A215889 Decimal expansion of cube root of 1729. 1

%I #15 Nov 10 2017 09:56:30

%S 1,2,0,0,2,3,1,4,3,6,8,4,2,7,6,8,4,3,9,6,5,8,5,5,9,6,4,2,2,7,1,0,2,4,

%T 6,2,5,3,4,1,2,1,7,5,7,9,7,8,3,2,2,8,9,4,2,3,1,8,5,2,7,9,7,7,9,4,3,1,

%U 0,5,2,3,7,9,5,3,8,3,2,9,7,1,7,7,8,6,4,9,8,2,0,3,9,5,1,7,4,4

%N Decimal expansion of cube root of 1729.

%C 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.

%H Chai Wah Wu, <a href="/A215889/b215889.txt">Table of n, a(n) for n = 2..10003</a>

%H Elliot Wolf, <a href="http://www.fotuva.org/online/poem_elliot.html">Poem for Richard Feynman</a>.

%e 1729^(1/3) = 12.002314368427684...

%t RealDigits[1729^(1/3), 10, 105][[1]]

%o (PARI) sqrtn(1729,3) \\ _Charles R Greathouse IV_, Apr 16 2014

%Y Cf. A004564.

%K nonn,easy,cons

%O 2,2

%A _Alonso del Arte_, Aug 25 2012

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Last modified September 12 07:34 EDT 2024. Contains 375842 sequences. (Running on oeis4.)