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A073923
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a(1)=1, a(n) is the smallest power of 2 not included earlier such that sum(k=1,n,a(n)) is prime.
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3
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1, 2, 4, 16, 8, 4096, 32, 16384, 134217728, 256, 33554432, 1073741824, 2147483648, 68719476736, 8192, 262144, 2722258935367507707706996859454145691648, 1152921504606846976, 10889035741470030830827987437816582766592
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OFFSET
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1,2
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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