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%I
%S 11,0,13,41,0,23,17,0,19,101,0,43,113,0,53,0,0,29,191,0,37,211,0,83,
%T 251,0,127,47,0,103,131,0,113,0,0,0,137,0,139,401,0,67,431,0,59,223,0,
%U 163,149,0,151,521,0,227,0,0,157,229,0,601,0,0,79,641,0,223,167,0,233,107,0
%N a(n) = smallest prime that is the concatenation of two numbers whose product is n.
%C a(3k+2) = 0. - _David Wasserman_, Jun 07 2005
%e a(10) = 101, the pair of complementary factors of 10 are (1,10), (2,5) and the primes obtained are 101.
%Y Cf. A087558.
%K base,nonn
%O 2,1
%A _Amarnath Murthy_, Sep 13 2003
%E More terms from _David Wasserman_, Jun 07 2005
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