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A179022 Decimal expansion of 3*sqrt(39)/4. 0

%I #9 Jun 15 2016 07:18:30

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

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

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

%N Decimal expansion of 3*sqrt(39)/4.

%C Area of the obtuse scalene triangle with sides of lengths 2, 5 and 6. 3rd smallest area of triangle with distinct integer sides.

%t a=2;b=5;c=6;s=(a+b+c)/2;area=Sqrt[s*(s-a)*(s-b)*(s-c)];RealDigits[N[area,200]]

%o (PARI) sqrt(351)/4 \\ _Charles R Greathouse IV_, Apr 25 2016

%Y Cf. A140239, A179021.

%K nonn,cons,easy

%O 1,1

%A _Vladimir Joseph Stephan Orlovsky_, Jun 25 2010

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)