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The only twin prime triplet starts at 3. I.e., 3+2 and 3+2+2 are also prime. [Opao] The only cousin prime triplet starts at 3. I.e., 3+4 and 3+4+4 are also prime. [Opao] The only value of p such that p and p + 2 are twin primes and p(p + 2) + p  1 and p(p + 2) + p + 1 are also twin primes. [Opao]
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