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A116393
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Decimal expansion of Product(1 - 1/(p+1)^3), p prime >= 2).
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1
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9, 4, 0, 3, 0, 0, 4, 1, 4, 5, 7, 0, 3, 4, 5, 0, 7, 0, 6, 1, 9, 4, 6, 5, 3, 8
(list; constant; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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COMMENTS
| Calculated from A065465 * A065467^3 * X / A065466^2 where X = 1.03108637675008536... = product[ 1+ (4p^13 +13p^12 +10p^11 -3p^10 -9p^9 -12p^8 -9p^7 +6p^5 +4p^4 +2p^3 +p^2 -p -1) /(p^5+p^4-1)^3 / (p^3+p^2-1) / (p+1)] over prime p >=2. - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 10 2007
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EXAMPLE
| 0.9403004...
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CROSSREFS
| Cf. A065472.
Sequence in context: A119516 A193109 A197828 * A198111 A194562 A198675
Adjacent sequences: A116390 A116391 A116392 * A116394 A116395 A116396
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KEYWORD
| nonn,cons,more
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Apr 15 2006
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EXTENSIONS
| More terms from John W. Layman (layman(AT)math.vt.edu) and Zak Seidov, Apr 20 2006
More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 10 2007
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