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 A268981 Decimal expansion of the third negative root of the equation Gamma(x) + Psi(x) = 0, negated. 3
 3, 6, 5, 5, 7, 2, 9, 2, 4, 7, 3, 9, 1, 4, 6, 3, 0, 0, 6, 5, 1, 1, 4, 1, 1, 0, 4, 3, 4, 2, 7, 6, 6, 2, 2, 1, 9, 9, 9, 2, 4, 9, 1, 9, 6, 6, 5, 3, 4, 4, 1, 3, 4, 5, 8, 7, 2, 5, 9, 2, 8, 5, 0, 1, 1, 8, 7, 0, 3, 4, 9, 8, 0, 2, 5, 9, 0, 9, 8, 6, 4, 5, 8, 0, 1, 9, 3, 0, 6, 5, 9, 3, 9, 3, 8, 1, 0, 7, 4, 2, 2, 0, 6 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Gamma(x) stands for the gamma function (Euler's integral of the second kind), Psi(x) denotes the digamma function (logarithmic derivative of the gamma function). LINKS EXAMPLE -3.6557292473914630065114110434276622199924919665344134... MAPLE Digits:= 150: fsolve(GAMMA(x)+Psi(x)=0, x=-3.65); MATHEMATICA FindRoot[Gamma[x]+PolyGamma[x]==0, {x, -3.65}, WorkingPrecision->120][[1, 2]] // RealDigits[#, 10, 103]& // First PROG (PARI) default(realprecision, 120); solve(x = -3.7, -3.6, gamma(x)+psi(x)) CROSSREFS Cf. A268893, A268979, A268980. Sequence in context: A159058 A102370 A291050 * A245652 A106109 A275925 Adjacent sequences:  A268978 A268979 A268980 * A268982 A268983 A268984 KEYWORD nonn,cons AUTHOR Iaroslav V. Blagouchine, Feb 16 2016 STATUS approved

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Last modified December 18 22:08 EST 2018. Contains 318245 sequences. (Running on oeis4.)