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A071198 Impossible primes in A071195. These primes are not terminal primes of shortest consecutive prime sequences initiated with n-th prime and providing prime-sum. 5

%I #9 Jul 19 2017 08:29:40

%S 2,5,7,19,43,53,59,67,83,101,103,109,163,179,181,191,193,199,229,233,

%T 241,257,263,271,277,313,337,347,367,373,431,433,449,467,491,499,521,

%U 541,547,571,587,607,613,619,643,659,683,701

%N Impossible primes in A071195. These primes are not terminal primes of shortest consecutive prime sequences initiated with n-th prime and providing prime-sum.

%H Michael De Vlieger, <a href="/A071198/b071198.txt">Table of n, a(n) for n = 1..10000</a>

%t Complement[Prime@ Range@ PrimePi@ Last@ #, #] &@ Prime@ Table[k = 1; While[! PrimeQ@ Total@ Prime@ Range[n, n + k], k++]; n + k, {n, 125}] (* _Michael De Vlieger_, Jul 18 2017 *)

%Y Cf. A071194, A071195, A071196, A071197.

%K nonn

%O 1,1

%A _Labos Elemer_, May 16 2002

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Last modified March 28 16:34 EDT 2024. Contains 371254 sequences. (Running on oeis4.)