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A222609
Decimal expansion of the dimensionless coefficient of Stefan-Boltzmann constant.
1
4, 0, 8, 0, 2, 6, 2, 4, 6, 3, 8, 0, 3, 7, 5, 2, 7, 1, 0, 1, 6, 9, 8, 8, 4, 1, 3, 3, 9, 1, 2, 4, 7, 4, 7, 5, 3, 0, 7, 0, 6, 7, 6, 0, 8, 8, 3, 7, 4, 3, 3, 3, 2, 0, 7, 3, 7, 9, 8, 9, 9, 2, 4, 9, 1, 4, 9, 7, 9, 9, 8, 9, 5, 1, 1, 4, 8, 5, 3, 6, 5, 9, 8, 1, 0, 4, 4, 6, 6, 7, 2, 9, 8, 0, 0, 6, 8, 2, 5, 2
OFFSET
2,1
COMMENTS
Equals integral_{0..infinity} 2*Pi*x^3/(e^x-1) dx.
LINKS
David Broadhurst, Feynman’s sunshine numbers, arXiv:1004.4238 [physics.pop-ph] p. 6.
EXAMPLE
40.802624638...
MATHEMATICA
RealDigits[2*Pi^5/15, 10, 100] // First
CROSSREFS
Sequence in context: A103554 A261278 A340424 * A247848 A076261 A070802
KEYWORD
nonn,cons
AUTHOR
STATUS
approved