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Search: id:A131558
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| A131558 |
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Primes which are the sum of the first 10^k primes for some k. |
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1
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OFFSET
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1,1
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COMMENT
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Also numbers n such that A099824(n) is prime.
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EXAMPLE
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The sum of the first 10^1 primes is 129 which is not prime and not in the sequence. The sum of the first 10^9 primes is 11138479445180240497 which is prime and in the sequence.
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CROSSREFS
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Cf. A099824.
Sequence in context: A124364 A123692 A132942 this_sequence A133857 A153912 A047076
Adjacent sequences: A131555 A131556 A131557 this_sequence A131559 A131560 A131561
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KEYWORD
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more,nonn,less
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AUTHOR
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Cino Hilliard (hillcino368(AT)hotmail.com), Aug 27 2007
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