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A269229
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Decimal expansion of the sum of the alternating series of reciprocals of composite numbers.
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5
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1, 5, 1, 8, 6, 7, 7, 8, 8, 1, 2, 3, 0, 1
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OFFSET
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0,2
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LINKS
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FORMULA
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-Sum_{k>=1} (-1)^k/A002808(k) = 1/4 - 1/6 + 1/8 - 1/9 + 1/10 - 1/12 + ...
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EXAMPLE
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0.15186778812301...
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CROSSREFS
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KEYWORD
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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