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Search: id:A030456
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A030456 a(n) is smallest prime containing a(n-1) as substring. +0
2
2, 23, 223, 1223, 12239, 122393, 1223939, 12239393, 122393939, 1223939399, 12239393993, 122393939933, 12239393993311, 412239393993311, 8412239393993311, 78412239393993311, 2378412239393993311 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A069590 A024028 A068167 this_sequence A069837 A069629 A069614

Adjacent sequences: A030453 A030454 A030455 this_sequence A030457 A030458 A030459

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com)

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

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