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A274421
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Decimal expansion of V_6, a Quantum Field Theory constant [negated] related to the coloring of the tetrahedron with six masses.
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9
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1, 0, 0, 3, 5, 2, 7, 8, 4, 7, 9, 7, 6, 8, 7, 8, 9, 1, 7, 1, 9, 1, 4, 7, 0, 0, 6, 8, 5, 1, 5, 8, 9, 0, 0, 2, 3, 8, 6, 5, 0, 3, 3, 3, 4, 9, 6, 0, 0, 2, 7, 5, 1, 3, 4, 0, 5, 4, 4, 5, 2, 5, 8, 0, 0, 6, 6, 3, 9, 1, 4, 1, 2, 4, 1, 3, 2, 6, 9, 5, 4, 1, 9, 0, 6, 3, 4, 9, 2, 4, 4, 6, 4, 1, 0, 3, 0, 3, 0, 6, 8
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OFFSET
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2,4
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REFERENCES
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Jonathan Borwein and Peter Borwein, Experimental and Computational Mathematics: Selected Writings, Perfectly Scientific Press, 2010, p. 106.
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LINKS
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FORMULA
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V6 = 6 zeta(3) - 13 zeta(4) - 8 U - 4 C^2, where U is A255685 and C A143298.
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EXAMPLE
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-10.03527847976878917191470068515890023865033349600275134054452580...
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MATHEMATICA
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C0 = A143298 = (9 - PolyGamma[1, 2/3] + PolyGamma[1, 4/3])/(4*Sqrt[3]);
U = A255685 = Pi^4/180 + (Pi^2/12)*Log[2]^2 - (1/12)*Log[2]^4 - 2*PolyLog[4, 1/2];
V6 = 6 Zeta[3] - 13 Zeta[4] - 8 U - 4 C0^2;
RealDigits[V6, 10, 101][[1]]
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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