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Positive n which are the average of a run of at least 2 consecutive primes.
1

%I #2 Mar 30 2012 17:40:36

%S 4,5,6,9,12,15,17,18,21,22,23,26,29,30,31,34,37,38,39,42,43,45,46,47,

%T 49,50,51,52,53,55,56,60,64,68,69,70,71,72,76,77,78,79,81,82,86,87,89,

%U 91,92,93,95,96,97,99,100,101,102,105,106,107,108,110,111,112,113,114

%N Positive n which are the average of a run of at least 2 consecutive primes.

%e 4=(3+5)/2.

%Y Cf. A060863, A115985.

%K nonn

%O 1,1

%A _Giovanni Resta_, Feb 10 2006