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A274413 Decimal expansion of V_2A, a Quantum Field Theory constant related to the coloring of the tetrahedron with two masses (adjacent case). 9
1, 8, 0, 0, 7, 2, 5, 2, 5, 0, 4, 0, 1, 8, 7, 4, 7, 5, 4, 8, 1, 8, 4, 1, 0, 4, 8, 6, 3, 6, 2, 8, 6, 0, 4, 3, 0, 7, 1, 6, 1, 6, 2, 9, 9, 4, 4, 4, 9, 3, 5, 8, 7, 5, 2, 3, 3, 8, 7, 4, 8, 2, 5, 4, 8, 3, 0, 4, 2, 6, 1, 5, 3, 7, 8, 3, 0, 3, 4, 3, 0, 8, 3, 3, 4, 1, 8, 7, 0, 6, 1, 9, 4, 7, 5, 1, 1, 9, 6, 2, 7 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

Jonathan Borwein and Peter Borwein, Experimental and Computational Mathematics: Selected Writings, Perfectly Scientific Press, 2010, p. 106.

LINKS

Table of n, a(n) for n=1..101.

David J. Broadhurst, Massive 3-loop Feynman diagrams reducible to SC* primitives of algebras of the sixth root of unity, arXiv:hep-th/9803091, 1998; p. 18.

FORMULA

V_2A = 6 zeta(3) - 5 zeta(4).

EXAMPLE

1.80072525040187475481841048636286043071616299444935875233874825483...

MATHEMATICA

V2A = 6 Zeta[3] - 5 Zeta[4];

RealDigits[V2A, 10, 101][[1]]

CROSSREFS

Cf. A274412 (V_1), A274414 (V_2N), A274415 (V_3T), A274416 (V_3S), A274417 (V_3L), A274418 (V_4A), A274419 (V_4N), A274420 (V_5), A274421 (V_6).

Sequence in context: A246560 A199064 A280653 * A167261 A114611 A219241

Adjacent sequences:  A274410 A274411 A274412 * A274414 A274415 A274416

KEYWORD

nonn,cons

AUTHOR

Jean-Fran├žois Alcover, Jun 21 2016

STATUS

approved

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Last modified November 18 09:53 EST 2019. Contains 329261 sequences. (Running on oeis4.)