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 A086729 Decimal expansion of sum(1/(6*m+3)^2,m=0..infinity). 0
 1, 3, 7, 0, 7, 7, 8, 3, 8, 9, 0, 4, 0, 1, 8, 8, 6, 9, 7, 0, 6, 0, 3, 4, 5, 9, 7, 2, 2, 0, 5, 0, 2, 0, 9, 9, 1, 0, 1, 5, 7, 9, 1, 5, 8, 4, 3, 3, 8, 9, 9, 8, 6, 9, 8, 1, 1, 2, 9, 6, 5, 1, 9, 1, 1, 4, 1, 6, 7, 2, 8, 9, 2, 0, 0, 2, 6, 6, 7, 3, 9, 4, 8, 6, 1, 3, 5, 7, 4, 1, 7, 1, 8, 3, 1, 3, 2, 2, 5 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 REFERENCES L. Fejes Toth, Lagerungen in der Ebene, auf der Kugel und im Raum, 2nd. ed., Springer-Verlag, Berlin, Heidelberg 1972; see p. 213. LINKS FORMULA Equals A111003/9 . [R. J. Mathar, Dec 18 2010] EXAMPLE 0.1370778389040188697... MAPLE evalf(Pi^2/72) ; CROSSREFS Cf. A086722-A086731. Sequence in context: A197835 A197005 A199778 * A175576 A134976 A192044 Adjacent sequences:  A086726 A086727 A086728 * A086730 A086731 A086732 KEYWORD nonn,cons AUTHOR N. J. A. Sloane, Jul 31 2003 STATUS approved

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