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Primes arising as the arithmetic means of the terms of A090940.
5

%I #5 Dec 05 2013 19:56:44

%S 3,5,5,7,13,23,23,29,29,37,43,41,41,59,59,71,107,107,103,109,107,109,

%T 127,127,131,131,139,137,137,139,139,163,163,173,173,179,179,197,211,

%U 211,271,271,281,281,277,277,367,367,373,373,383,383,431,431,433,433

%N Primes arising as the arithmetic means of the terms of A090940.

%e a(2) = (3+7)/2 = 5, a(4)= (3+7+5+13)/4 =7.

%Y Cf. A090940.

%K nonn

%O 1,1

%A _Amarnath Murthy_, Dec 29 2003

%E Corrected and extended by _Ray Chandler_, Dec 31 2003