A011509 - OEIS

%I #14 Aug 21 2023 12:10:04

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

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

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

%N Decimal expansion of 90th root of 90.

%C An algebraic integer of degree 90. - _Charles R Greathouse IV_, Aug 26 2017

%H Ivan Panchenko, <a href="/A011509/b011509.txt">Table of n, a(n) for n = 1..1000</a>

%H <a href="/index/Al#algebraic_90">Index entries for algebraic numbers, degree 90</a>

%t RealDigits[Surd[90,90],10,120][[1]] (* _Harvey P. Dale_, Nov 06 2013 *)

%o (PARI) sqrtn(90,90) \\ _Charles R Greathouse IV_, Aug 26 2017

%K nonn,cons

%O 1,3

%A _N. J. A. Sloane_.