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A006372 Numbers of terms in expressions for coefficients of "Lovelock Lagrangians" (or "Gauss-Bonnet forms") in terms of Riemann-Christoffel curvature tensor and two of its contractions (viz., the Ricci curvature tensor and the Riemann curvature scalar) for n-dimensional differentiable manifolds having a general linear connection. 2
1, 1, 3, 8, 25, 85 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..5.

C. C. Briggs, A General Expression for the Quintic Lovelock Tensor, arXiv:gr-qc/9607033, 1996-1997.

C. C. Briggs, A General Expression for the Quartic Lovelock Tensor, arXiv:gr-qc/9703074, 1997.

CROSSREFS

Cf. A006373, A045900.

Sequence in context: A207651 A038665 A172382 * A151426 A045900 A000738

Adjacent sequences:  A006369 A006370 A006371 * A006373 A006374 A006375

KEYWORD

nonn,more

AUTHOR

C. C. Briggs (ccb104(AT)vm.cac.psu.edu)

STATUS

approved

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Last modified September 23 13:55 EDT 2017. Contains 292358 sequences.