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Search: id:A159345
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| A159345 |
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a(n)=smallest n-digit prime formed by appending a digit to a(n-1); a(1)=1457011. |
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+0
1
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| 1457011, 14570117, 145701173, 1457011739, 14570117399, 145701173999, 1457011739993, 14570117399939, 145701173999399, 1457011739993993, 14570117399939939, 145701173999399393
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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There is no prime a(13) since 1457011739993993931, 1457011739993993933, 1457011739993993937, 1457011739993993939 are not prime.
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EXAMPLE
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a(1)=1457011, a(2)=14570117, a(3)=145701173, a(4)=1457011739, a(5)=14570117399, a(6)=145701173999, a(7)=1457011739993, a(8)=14570117399939, a(9)=145701173999399, a(10)=1457011739993993, a(11)=14570117399939939, a(12)=145701173999399393.
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CROSSREFS
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Cf. A000040, A100894, A100895.
Sequence in context: A124491 A003939 A003932 this_sequence A126175 A128837 A126252
Adjacent sequences: A159342 A159343 A159344 this_sequence A159346 A159347 A159348
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KEYWORD
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fini,nonn,base,full
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AUTHOR
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Vladislav-Stepan Malakhovsky and Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Apr 11 2009
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