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A079622
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Mersenne primes with prime "look and say" descriptions.
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0
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OFFSET
| 1,1
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COMMENTS
| None of the 6th through the 30th Mersenne primes are in this sequence, so the next term in the sequence (if it exists) has at least 60050 digits. [From Nathaniel Johnston (nathaniel(AT)nathanieljohnston.com), Nov 02 2010]
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EXAMPLE
| 127 = 2^7 - 1 is a Mersenne prime and its "look and say" description, 111217, is also prime, so 127 belongs to the sequence.
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CROSSREFS
| Cf. A005150.
Sequence in context: A042329 A125956 A128071 * A005844 A156521 A012636
Adjacent sequences: A079619 A079620 A079621 * A079623 A079624 A079625
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KEYWORD
| base,nonn
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AUTHOR
| Joseph L. Pe (joseph_l_pe(AT)hotmail.com), Jan 30 2003
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