OFFSET
2,1
COMMENTS
7*Pi is also the surface area of a sphere whose diameter equals the square root of 7. More generally x*Pi is also the surface area of a sphere whose diameter equals the square root of x. - Omar E. Pol, Dec 22 2013
EXAMPLE
21.99114857512855266923850368295652018938...
MATHEMATICA
RealDigits[7*Pi, 10, 120][[1]] (* Harvey P. Dale, Jan 14 2015 *)
PROG
(PARI) 7*Pi \\ Charles R Greathouse IV, Oct 01 2022
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Omar E. Pol, Oct 03 2013
STATUS
approved