A179022 - OEIS

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A179022

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

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, 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, 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

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OFFSET

1,1

COMMENTS

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

LINKS

Table of n, a(n) for n=1..105.

MATHEMATICA

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

PROG

(PARI) sqrt(351)/4 \\ Charles R Greathouse IV, Apr 25 2016

CROSSREFS