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%I #4 Mar 30 2012 17:26:04
%S 1,1,2,2,5,2,5,2,11,4,17,8,43,2,19,2,19,4,13,32,23,4,47,2,37,74,23,86,
%T 43,122,149,128,19,146,29,226,31,64,53,2,23,134,43,268,103,134,59,64,
%U 43,4,101,16,61,346,229,278,103,16,41,64,127,2,181,302,151,146,191,262
%N a(n) equals the least s>0 such that n!! + s^3 is prime.
%Y Cf. A057019.
%K nonn
%O 1,3
%A _Zak Seidov_, Nov 02 2002
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