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Search: id:A075597
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| A075597 |
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a(1) = 3 and then the smallest prime that is obtained by placing digits on both sides of the previous term. Or smallest prime that encompasses a(n-1). |
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9
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| 3, 131, 11311, 3113111, 231131111, 22311311119, 3223113111199, 132231131111993, 11322311311119931, 7113223113111199313, 171132231131111993137, 31711322311311119931373, 3317113223113111199313733
(list; graph; listen)
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OFFSET
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1,1
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CROSSREFS
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Cf. A075595, A075596, A075598, A075599, A075600, A075601, A075602.
Sequence in context: A005175 A082439 A082622 this_sequence A082563 A083999 A090540
Adjacent sequences: A075594 A075595 A075596 this_sequence A075598 A075599 A075600
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KEYWORD
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base,nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Sep 28 2002
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EXTENSIONS
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More terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Jan 20 2003
One more term from David Wasserman (dwasserm(AT)earthlink.net), Jan 20 2005
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