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A200728
Decimal expansion of the circumradius of cyclic quadrilateral with sides 1, 2, 3, 4.
1
2, 0, 0, 2, 6, 0, 2, 4, 7, 3, 4, 4, 9, 6, 5, 2, 6, 2, 9, 9, 5, 1, 7, 0, 5, 6, 4, 2, 1, 4, 2, 2, 3, 3, 8, 7, 1, 2, 7, 3, 6, 9, 8, 7, 9, 4, 9, 0, 7, 8, 5, 3, 0, 0, 3, 4, 6, 7, 2, 9, 8, 3, 8, 0, 3, 8, 4, 8, 3, 2, 5, 5, 5, 7, 9, 9, 0, 7, 7, 6, 4, 1, 3, 2, 4, 0
OFFSET
1,1
COMMENTS
Area is K = sqrt(24) = 4.89897948556635619639... (decimal expansion in A010480).
FORMULA
R = (385/96)^(1/2).
EXAMPLE
2.0026024734496526299517...
MATHEMATICA
RealDigits[Sqrt[385/96], 10, 120][[1]] (* Amiram Eldar, Jun 27 2023 *)
PROG
(PARI) sqrt(385/96) \\ Charles R Greathouse IV, Dec 28 2011
CROSSREFS
KEYWORD
nonn,easy,cons
AUTHOR
Zak Seidov, Nov 21 2011
STATUS
approved