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A264723
Primes of the form n! - prime(n).
0
17, 109, 5023, 479001563, 87178291157, 1307674367953, 20922789887947, 355687428095941, 6402373705727939, 2432902008176639929, 265252859812191058636308479999887, 13763753091226345046315979581580902399999843, 20397882081197443358640281739902897356799999833
OFFSET
1,1
COMMENTS
Subsequence of A261809. - Altug Alkan, Nov 22 2015
MATHEMATICA
Select[Table[n! - Prime[n], {n, 50}], PrimeQ]
PROG
(Magma) [a: n in [1..40] | IsPrime(a) where a is Factorial(n)-NthPrime(n)];
(PARI) for(n=1, 1e2, if(isprime(k=(n!-prime(n))), print1(k, ", "))) \\ Altug Alkan, Nov 22 2015
CROSSREFS
KEYWORD
nonn
AUTHOR
Vincenzo Librandi, Nov 22 2015
STATUS
approved