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Search: id:A069612
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| A069612 |
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a(1) = 19 (the smallest prime ending in a 9), and a(n+1) = smallest prime ending in a(n). |
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2
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| 19, 419, 5419, 35419, 435419, 11435419, 111435419, 9111435419, 89111435419, 1389111435419, 81389111435419, 381389111435419, 15381389111435419, 3315381389111435419, 153315381389111435419, 22153315381389111435419
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OFFSET
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1,1
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MATHEMATICA
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w=9; Table[w; i=1; While[PrimeQ[ToExpression[StringJoin[ToString[i], ToString[w]]]]==False, i++ ]; w=ToExpression[StringJoin[ToString[i], ToString[w]]], {32}]
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CROSSREFS
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Cf. A053582, A053583, A053584.
Sequence in context: A009075 A015694 A099277 this_sequence A077716 A089573 A121938
Adjacent sequences: A069609 A069610 A069611 this_sequence A069613 A069614 A069615
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KEYWORD
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nonn,base
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 27 2002
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EXTENSIONS
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More terms from Hans Havermann (pxp(AT)rogers.com), Jun 06 2002
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