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Search: id:A070905
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| A070905 |
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Smallest prime (emirp) of n consecutive primes such that all are emirps and all have the same digital sum. |
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+0
4
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OFFSET
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1,1
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EXAMPLE
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a(2) = 3803 because 3803 and next prime 3821 are emirps, both with a digital sum of 14. a(3)=1865491 because 1865491 1865509 1865527 are all emirps with digital sum of 34.
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CROSSREFS
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Cf. A006567.
Sequence in context: A096721 A159357 A134159 this_sequence A068532 A094316 A057842
Adjacent sequences: A070902 A070903 A070904 this_sequence A070906 A070907 A070908
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KEYWORD
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base,more,nonn
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AUTHOR
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Jason Earls (zevi_35711(AT)yahoo.com), May 19 2002
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EXTENSIONS
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One more term from Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), May 26 2002
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