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A100895
a(n) = smallest n-digit prime formed by appending a digit to a(n-1); a(1) = 7.
0
7, 71, 719, 7193, 71933, 719333
OFFSET
1,1
COMMENTS
There is no prime a(7) since 7193331,7193333,7193337,7193339 are not prime.
These are the first 6 entries of A048552. - R. J. Mathar, Oct 15 2011
EXAMPLE
a(1)=7
a(2)=71
a(3)=719
a(4)=7193
a(5)=71933
a(6)=719333
CROSSREFS
Sequence in context: A198966 A069591 A039920 * A065537 A048552 A260033
KEYWORD
nonn,base,fini,full
AUTHOR
Jorge Coveiro, Jan 10 2005
EXTENSIONS
Edited by Charles R Greathouse IV, Aug 02 2010
STATUS
approved