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A161367 Primes such that p(n)-p(n-1)+1 is not prime 0

%I #2 Mar 31 2012 10:31:13

%S 97,127,307,331,367,397,409,457,487,499,691,709,727,751,769,787

%N Primes such that p(n)-p(n-1)+1 is not prime

%e a(1)=97 because is the first prime such that p(n)-p(n-1)+1 is not prime. (97-89+1=15, and 15 is not prime)

%Y Cf. A000040 (the prime numbers), A001223 (difference between primes)

%K nonn

%O 1,1

%A _Leonardo Sznajder_, Jun 08 2009

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Last modified March 29 06:44 EDT 2024. Contains 371265 sequences. (Running on oeis4.)