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A140955 Even integers that cannot be expressed as two distinct sums of two primes. 0

%I

%S 0,2,4,6,8,10,12,14,38

%N Even integers that cannot be expressed as two distinct sums of two primes.

%e a(5)=8 because 3+5 is the only sum of primes = 8.

%e 16 is not in the sequence because 16 = 3+13 and 5+11.

%K fini,full,nonn

%O 0,2

%A _Gil Broussard_, Jul 25 2008

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Last modified July 26 20:17 EDT 2021. Contains 346294 sequences. (Running on oeis4.)