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Search: id:A088281
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| A088281 |
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a(1) =11; for n>1, palindromic primes in which a single digit is sandwiched between strings of 1's. |
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+0
4
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| 11, 101, 131, 151, 181, 191, 11311, 11411, 1114111, 1117111, 111181111, 111191111, 1111118111111, 111111151111111, 111111181111111, 111111111161111111111, 11111111111111611111111111111, 111111111111111111131111111111111111111
(list; graph; listen)
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OFFSET
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0,1
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COMMENT
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For n>1, near-repunit palindromic primes (or, palindromic terms of A105992). [From Lekraj Beedassy (blekraj(AT)yahoo.com), Jun 05 2009]
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CROSSREFS
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Cf. A088282, A088283, A088284.
Sequence in context: A066592 A159613 A062332 this_sequence A068685 A109830 A052035
Adjacent sequences: A088278 A088279 A088280 this_sequence A088282 A088283 A088284
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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 29 2003
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EXTENSIONS
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More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Aug 03 2005
Edit the offset from 0 to 1. [From Lekraj Beedassy (blekraj(AT)yahoo.com), Jun 05 2009]
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