%I #5 Sep 12 2022 19:21:34
%S 1,15,22,27,28,36,43,45,48,50,52,58,60,63,64,67,70,77,80,82,83,84,85,
%T 86,97,104,110,113,120,124,125,129,131,135,136,138,140,147,158,161,
%U 164,171,173,174,183,185,189,192,195,199
%N n!-x!+1 is never prime for x<n.
%t Select[Range[200],NoneTrue[Table[#!-x!+1,{x,#-1}],PrimeQ]&] (* _Harvey P. Dale_, Sep 12 2022 *)
%o (PARI) for (a=1,100,c=0; for (b=1,a-1, if (b%2<>a%2,continue); if (isprime(a!-b!+1),c=1; break)); if (c==0,print1(a,",")))
%Y Cf. A076378.
%K nonn
%O 1,2
%A _Jon Perry_, Oct 08 2002
%E More terms from _Harvey P. Dale_, Sep 12 2022
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