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%I #18 Feb 25 2024 19:26:28
%S 0,0,0,0,0,0,0,0,3,3,3,5,6,4,0,9,5,1,9,8,1,5,2,0,4,9,5,7,5,5,7,6,7,1,
%T 4,4,7,4,9,1,8,5,1,1,7,9,2,5,8,1,5,1,9,8,4,5,9,7,2,9,0,9,6,9,8,7,4,8,
%U 9,9,2,5,4,4,7
%N Decimal expansion of the time taken by light to travel one meter in a vacuum, measured in seconds.
%e 0.00000000333564095198152049575576714...
%e The speed of light in vacuum is c = 299792458 m/s (exactly) then the light travels a meter in vacuum in 1 meter/c = 0.00000000333564095... seconds.
%e Also 3.33564095... microseconds is the time taken by light to travel one kilometer in a vacuum.
%t Join[{0,0,0,0,0,0,0,0},RealDigits[1/299792458,10,70][[1]]] (* _Harvey P. Dale_, Feb 25 2024 *)
%Y Cf. A003678.
%K cons,nonn
%O 0,9
%A _Omar E. Pol_, Dec 19 2010
%E More terms and corrected a(36) from _Nathaniel Johnston_, Dec 29 2010
%E Mathematica program replaced by _Harvey P. Dale_, Feb 25 2024