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A116393 Decimal expansion of Product(1 - 1/(p+1)^3), p prime >= 2). 1
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; text; internal format)
OFFSET

0,1

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, Sep 10 2007

LINKS

Table of n, a(n) for n=0..25.

EXAMPLE

0.9403004...

CROSSREFS

Cf. A065472.

Sequence in context: A193109 A242069 A197828 * A198111 A194562 A239349

Adjacent sequences:  A116390 A116391 A116392 * A116394 A116395 A116396

KEYWORD

nonn,cons,more

AUTHOR

N. J. A. Sloane, Apr 15 2006

EXTENSIONS

More terms from John W. Layman and Zak Seidov, Apr 20 2006

More terms from R. J. Mathar, Sep 10 2007

STATUS

approved

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Last modified October 20 15:44 EDT 2018. Contains 316389 sequences. (Running on oeis4.)