A176519 - OEIS

%I #6 Jan 29 2023 18:50:49

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

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

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

%N Decimal expansion of (9+sqrt(87))/2.

%C Continued fraction expansion of (9+sqrt(87))/2 is A010725 preceded by 9.

%e (9+sqrt(87))/2 = 9.16368952654440752277...

%t RealDigits[(9+Sqrt[87])/2,10,120][[1]] (* _Harvey P. Dale_, Jan 29 2023 *)

%o (PARI) (sqrt(87)+9)/2 \\ _Charles R Greathouse IV_, Apr 25 2016

%Y Cf. A010538 (decimal expansion of sqrt(87)), A010725 (repeat 6, 9).

%K cons,nonn

%O 1,1

%A _Klaus Brockhaus_, Apr 23 2010