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A124263
Largest prime < 10*a(n-1), a(1)=3.
2
3, 29, 283, 2819, 28183, 281807, 2818043, 28180393, 281803927, 2818039241, 28180392407, 281803924067, 2818039240619, 28180392406171, 281803924061641, 2818039240616359, 28180392406163579, 281803924061635783
OFFSET
1,1
LINKS
MATHEMATICA
NestList[NextPrime[10#, -1]&, 3, 20] (* Harvey P. Dale, Jun 10 2011 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Artur Jasinski, Dec 16 2006
STATUS
approved