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Product of first n primes that end in 9.
0

%I #3 Jan 21 2019 19:01:55

%S 19,551,32509,2568211,228570779,24914214911,3463075872629,

%T 515998305021721,92363696598888059,18380375623178723741,

%U 4209106017707927736689,1005976338232194729068671

%N Product of first n primes that end in 9.

%e a(1)= 19 = 19

%e a(2)= 19*29 = 551

%e a(3)= 19*29*59 = 32509

%e a(4)= 19*29*59*79 = 2568211

%K nonn

%O 1,1

%A _Jorge Coveiro_, Apr 11 2004