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%I #3 Jul 12 2012 00:39:49
%S 3,4,6,1,5,0,4,6,3,2,4,3,0,2,6,5,4,6,5,2,4,3,0,6,0,4,6,3,5,2,2,6,5,0,
%T 3,5,4,3,0,6,5,0,3,5,2,4,2,0,4,6,3,2,4,0,6,5,4,6,5,2,4,0,0,4,6,3,3,2,
%U 5,0,4,3,4,3,2,6,5,6,3,4,0,2,5,0,6,3,2,3,0,2,6,4,5,2,3,0,6,4,6,3,2,5,4,3,5
%N a(n)=(n-th prime +1) modulo 7.
%C a(n)=1 only for n=4; frequences f(m) of other values are almost equal, e.g., for n=1..1000, f(m=0..6): 166,1,165,166,168,164,170.
%F a(n)= (A039705(n)+1) mod 7
%t Table[Mod[(Prime[n]+1),7],{n,1000}]
%Y Cf. A039705.
%K nonn
%O 1,1
%A _Zak Seidov_, Sep 24 2006
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