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%I #11 Dec 15 2024 14:34:26
%S 5,47,467,4663,46619,466183,4661819,46618183,466181801,4661818009,
%T 46618180033,466181800327,4661818003217,46618180032161,
%U 466181800321609,4661818003216081,46618180032160669,466181800321606627,4661818003216066183,46618180032160661801,466181800321606617917
%N Largest prime < 10*a(n-1), a(1)=5.
%H Vincenzo Librandi, <a href="/A124267/b124267.txt">Table of n, a(n) for n = 1..200</a>
%t NestList[NextPrime[10 #, - 1]&, 5, 30] (* _Vincenzo Librandi_, Jun 28 2014 *)
%Y Cf. A124262.
%K nonn
%O 1,1
%A _Artur Jasinski_, Dec 16 2006