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%I #5 Dec 05 2013 19:56:35
%S 1,2,4,4,4,4,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10
%N a(n) = smallest value of x pertaining to A020498, or the smallest x such that A020498(k) + x is prime for all k = 1 to n.
%C Is the sequence finite?
%e a(4)= 4 and the primes arising are 5, 7, 11, and 13.
%Y Cf. A020498.
%K more,nonn
%O 1,2
%A _Amarnath Murthy_, Oct 29 2003
%E Corrected and extended by _Max Alekseyev_, Aug 23 2013
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