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Search: id:A090275
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| A090275 |
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Beginning with 2, a(n+1) is the smallest palindromic prime obtained by placing identical digits on both sides of a(n). |
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+0
2
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| 2, 727, 37273, 333727333, 93337273339, 779333727333977, 3377933372733397733, 9993377933372733397733999, 111111199933779333727333977339991111111, 31111111999337793337273339773399911111113
(list; graph; listen)
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OFFSET
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0,1
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COMMENT
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The next term is probably 777777333111111199933779333727333977339991111111333777777. - Sam Alexander (amnalexander(AT)yahoo.com), Jan 06 2005
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CROSSREFS
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Cf. A090276.
Sequence in context: A062066 A082621 A053600 this_sequence A090565 A072384 A109949
Adjacent sequences: A090272 A090273 A090274 this_sequence A090276 A090277 A090278
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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), Nov 28 2003
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EXTENSIONS
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More terms from Sam Alexander (amnalexander(AT)yahoo.com), Jan 06 2005
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