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%I #51 Dec 12 2017 00:45:38
%S 2,8,2,3,5,2,2,6,6,6,8,9,5,3,6,7,8,4,5,8,7,7,0,5,8,4,8,2,3,4,1,8,9,3,
%T 9,6,4,2,6,7,7,5,9,1,4,6,1,3,8,8,7,7,9,7,2,4,2,6,9,5,5,4,0,6,3,6,0,7,
%U 7,0,1,3,8,6,5,8,0,8,9,5,2,5,5,4,0,2,2,6,8,7,4,1,5,6,4,2,5
%N Decimal expansion of the area of a circle with radius 299792458.
%C Pi * c^2 * s^2 represents the area of the circle with radius of one light second, where c = 299792458 m/s is the speed of light and s is seconds.
%F Equals Pi*(299792458)^2, that is, A000796 * A003678^2.
%e 282352266689536784.587705848234189... .
%t RealDigits[Pi*299792458^2, 10, 111][[1]] (* _Robert G. Wilson v_, Dec 03 2017 *)
%Y Cf. A003678, A000796.
%K cons,nonn
%O 18,1
%A _Ahmad J. Masad_, Dec 03 2017
%E More terms from _Robert G. Wilson v_, Dec 03 2017
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