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Search: id:A086241
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| A086241 |
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Decimal expansion of value to which Sum[d[k]/Prime[k],{k,2,Infinity}] appears to converge, where d[k]=-1 if Mod[p,3]==+1, d[k]=-1 if Mod[p,3]==2 and d[k]=0 if Mod[p,3]==0. |
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+0
1
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OFFSET
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0,1
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COMMENT
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It is not known if this series actually converges.
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REFERENCES
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S. R. Finch, Mathematical Constants, Encyclopedia of Mathematics and its Applications, vol. 94, Cambridge University Press, pp. 94-98
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LINKS
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Eric Weisstein's World of Mathematics, Prime Sums
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EXAMPLE
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0.6419448385...
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CROSSREFS
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Sequence in context: A104748 A117335 A021863 this_sequence A132870 A117254 A021613
Adjacent sequences: A086238 A086239 A086240 this_sequence A086242 A086243 A086244
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KEYWORD
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nonn,cons,hard,more
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AUTHOR
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Eric Weisstein (eric(AT)weisstein.com), Jul 13, 2003
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