OFFSET
1,1
COMMENTS
By the definition of A250444, all terms are prime.
EXAMPLE
For n = 9, GCD(9!, Fibonacci(9)) = 2, (prime, thus belongs to the sequence).
MATHEMATICA
a[n_] := GCD[n!, Fibonacci[n]];
p[n_] := Which[PrimeQ[a[n]], a[n], PrimeQ[a[n]] == False, ];
Select[Table[p[n], {n, 1, 300}], IntegerQ[#] &]
PROG
(PARI) for(n=1, 10^3, if(isprime(p=gcd(n!, fibonacci(n))), print1(p, ", "))) \\ Derek Orr, Nov 23 2014
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Carlos Eduardo Olivieri, Nov 23 2014
EXTENSIONS
More terms from Derek Orr, Nov 23 2014
STATUS
approved