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A185723
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Numbers that are the sum of distinct primes with prime subscripts.
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4
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3, 5, 8, 11, 14, 16, 17, 19, 20, 22, 25, 28, 31, 33, 34, 36, 39, 41, 42, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 66, 67, 69, 70, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 83, 84, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 97
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OFFSET
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1,1
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COMMENTS
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Dressler and Parker proved that every integer > 96 is a sum of distinct terms of A006450 (primes with prime subscripts).
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REFERENCES
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R. E. Dressler and S. T. Parker, Primes with a prime subscript, J. ACM, 22 (1975), 380-381.
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LINKS
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EXAMPLE
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Prime(Prime(1)) + Prime(Prime(2)) + Prime(Prime(3)) = Prime(2) + Prime(3) + Prime(5) = 3 + 5 + 11 = 19 is a member.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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