Search: id:A157742
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%I A157742
%S A157742 8,5,8,5,8,5,1,8,4,5,8,5,7,4,8,1,5,8,7,5,7,2,5,8,5,8,5,5,5,1,8,2,8,1,4,
%T A157742 5,1,7,8,2,8,5,8,4,1,5,8,5,4,8,2,4,1,7,8,7,5,8,2,5,5,8,5,5,1,2,8,5,7,2,
%U A157742 1,4,5,1,2,5,2,2,8,2,8,7,5,7,2,5,8,5,7,2,5,2,5,4,4,8,1,7,2,4,1,8,4,2,7
%N A157742 A006094(n+3) mod 9.
%C A157742 Values of 0, 3 or 6 are obviously absent, because that would indicate 
               divisibility by 3 which does not happen for prime products involving 
               primes >3.
%F A157742 a(n) = A038194(n+3)*A038194(n+4) mod 9.
%Y A157742 Sequence in context: A119812 A153799 A086235 this_sequence A021542 A144454 
               A074071
%Y A157742 Adjacent sequences: A157739 A157740 A157741 this_sequence A157743 A157744 
               A157745
%K A157742 nonn,easy
%O A157742 0,1
%A A157742 Paul Curtz (bpcrtz(AT)free.fr), Mar 05 2009
%E A157742 Edited by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 01 2009

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