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A248674
Decimal expansion of the solution to the Lane-Emden equation for a sphere of polytropic index n = 4.
2
1, 7, 9, 7, 2, 2, 9, 9, 1, 4, 4
OFFSET
1,2
REFERENCES
Steven R. Finch, Mathematical Constants II, Cambridge University Press, 2018, section 2.14, pp. 338-339.
Eric Poisson and Clifford M. Will, Gravity: Newtonian, Post-Newtonian, Relativistic, Cambridge University Press, 2014, p. 74.
EXAMPLE
1.7972299144...
CROSSREFS
Cf. A002194 (n=0), A000796 (n=1), A248672 (n=2), A248673 (n=3), A002194 (n=5).
Sequence in context: A019644 A100639 A194641 * A108743 A177271 A188157
KEYWORD
nonn,cons,more
AUTHOR
EXTENSIONS
a(6) corrected and more terms added from Finch (2018) by Amiram Eldar, May 15 2021
STATUS
approved