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 A140246 Decimal expansion of sqrt(15)/6. 11
 6, 4, 5, 4, 9, 7, 2, 2, 4, 3, 6, 7, 9, 0, 2, 8, 1, 4, 1, 9, 6, 5, 4, 4, 2, 3, 3, 2, 9, 7, 0, 6, 6, 6, 0, 1, 8, 0, 5, 4, 8, 6, 9, 5, 0, 8, 8, 1, 9, 3, 1, 8, 0, 4, 4, 3, 1, 2, 6, 2, 2, 9, 4, 3, 5, 2, 2, 4, 7, 1, 8, 1, 9, 8, 9, 4, 9, 6, 5, 0, 5, 5, 8, 6, 5, 4, 7, 8, 9, 6, 1, 4, 3, 1, 1, 2, 2, 5, 2, 9, 8, 6, 0, 5, 0 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Inradius of the obtuse scalene triangle with sides of lengths 2, 3 and 4, the scalene triangle with least integer side lengths. Per the Weisstein link, the inradius is the area divided by the semiperimeter. LINKS Eric Weisstein's World of Mathematics, Inradius. FORMULA sqrt(15)/6 = A010472/6 = 2*A140239/9. EXAMPLE 0.64549722436790281419654423329706660180548695088193180443126229435224718198... MATHEMATICA RealDigits[Sqrt[15]/6, 10, 120][[1]] (* Harvey P. Dale, Mar 31 2013 *) PROG (PARI) sqrt(15)/6 CROSSREFS Cf. A140239, A140240, A140241, A140242, A140243, A140244, A140245, A140247, A140248, A140249, A088543, A010472. Sequence in context: A021159 A106332 A247319 * A130786 A197295 A199385 Adjacent sequences:  A140243 A140244 A140245 * A140247 A140248 A140249 KEYWORD cons,nonn AUTHOR Rick L. Shepherd, May 14 2008 STATUS approved

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Last modified October 22 00:49 EDT 2019. Contains 328315 sequences. (Running on oeis4.)