A166125 - OEIS

%I #11 Feb 11 2025 12:18:56

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

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

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

%N Decimal expansion of sqrt(229).

%H Daniel Starodubtsev, <a href="/A166125/b166125.txt">Table of n, a(n) for n = 2..10000</a>

%H <a href="/index/Al#algebraic_02">Index entries for algebraic numbers, degree 2</a>.

%e sqrt(229) = 15.13274595042155592719....

%t RealDigits[Sqrt[229],10,120][[1]] (* _Harvey P. Dale_, May 02 2018 *)

%o (PARI) sqrt(229) \\ _Charles R Greathouse IV_, Feb 11 2025

%Y Cf. A002193 (decimal expansion of sqrt(2)), A166126 (decimal expansion of 1/(imaginary part of (15+2*I)^(1/2))^2), A154597.

%K cons,nonn,changed

%O 2,2

%A _Klaus Brockhaus_, Oct 07 2009