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A158853 a(n), a(n+1), a(n+2), for n=5,8,11,... are respectively the numbers of representations of the integers 2^k-2, 2^k, 2^k+2, where k=(n+4)/3, by unordered sums of two odd primes not belonging to A158846 0

%I #2 Mar 30 2012 18:52:53

%S 2,0,3,1,0,1,5,0,3,6,0,7,18,0,8,10,0,21,50,0,26,43,0,67,204,0,79,93,0,

%T 213,398,0,279,445,0,684,1649,0,630,1008,0,2135,4890,0,3063,3681,0,

%U 6852

%N a(n), a(n+1), a(n+2), for n=5,8,11,... are respectively the numbers of representations of the integers 2^k-2, 2^k, 2^k+2, where k=(n+4)/3, by unordered sums of two odd primes not belonging to A158846

%Y A158846 A156537

%K nonn,uned

%O 11,1

%A _Vladimir Shevelev_, Mar 28 2009

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Last modified April 24 15:57 EDT 2024. Contains 371961 sequences. (Running on oeis4.)