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 A245533 Decimal expansion of sigma_3, a Turán's Power Sum Constant. 0
 8, 2, 4, 7, 8, 3, 0, 3, 0, 9, 1, 4, 6, 2, 2, 4, 9, 6, 5, 7, 1, 9, 3, 7, 6, 6, 0, 1, 9, 9, 3, 2, 8, 3, 1, 8, 6, 9, 3, 7, 8, 9, 6, 1, 3, 3, 3, 0, 8, 7, 2, 0, 6, 7, 1, 0, 8, 4, 6, 4, 7, 5, 8, 2, 7, 0, 7, 5, 1, 9, 3, 5, 0, 7, 2, 8, 5, 5, 4, 4, 2, 7, 8, 9, 7, 1, 7, 8, 9, 4, 5, 7, 1, 4, 5, 9, 1, 3, 8, 9, 9, 1, 4, 5 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 REFERENCES Steven R. Finch, Mathematical Constants, Cambridge University Press, 2003, Section 3.16 Turán's Power Sum Constants, p. 246. LINKS FORMULA Smallest positive root of the minimal polynomial given in the Mathematica code. EXAMPLE 0.82478303091462249657193766019932831869378961333087206710846475827... MATHEMATICA sigma3 = Root[x^30 - 81*x^28 + 2613*x^26 - 43629*x^24 + 417429*x^22 - 2450985*x^20 + 9516137*x^18 - 26203659*x^16 + 53016480 x^14 - 83714418*x^12 + 112601340*x^10 - 140002992*x^8 + 156204288*x^6 - 124361568*x^4 + 55427328*x^2 - 10077696, x, 6]; RealDigits[sigma3, 10, 104] // First CROSSREFS Cf. A094883. Sequence in context: A169847 A285299 A073440 * A021552 A245279 A321071 Adjacent sequences:  A245530 A245531 A245532 * A245534 A245535 A245536 KEYWORD nonn,cons AUTHOR Jean-François Alcover, Jul 25 2014 STATUS approved

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Last modified May 20 12:58 EDT 2022. Contains 353871 sequences. (Running on oeis4.)