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Search: id:A086240
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| A086240 |
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Decimal expansion of Sum[c[k]/Prime[k]^2,{k,2,Infinity}], where c[k]=-1 if Mod[p,4]==1 and c[k]=+1 if Mod[p,4]==3. |
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+0
1
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OFFSET
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0,2
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REFERENCES
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Steven 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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0.094619828...
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CROSSREFS
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Sequence in context: A030070 A016630 A099281 this_sequence A139720 A088539 A131109
Adjacent sequences: A086237 A086238 A086239 this_sequence A086241 A086242 A086243
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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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