Elite primes: a prime number p is called elite if only a finite number of Fermat numbers 2^(2^n)+1 are quadratic residues mod p.
A102742
Elite primes: a prime number p is called elite if only a finite number of Fermat numbers 2^(2^n)+1 are quadratic residues mod p.
Terms
- a(0) =3a(1) =5a(2) =7a(3) =41a(4) =15361a(5) =23041a(6) =26881a(7) =61441a(8) =87041a(9) =163841a(10) =544001a(11) =604801a(12) =6684673a(13) =14172161a(14) =159318017a(15) =446960641a(16) =1151139841a(17) =3208642561a(18) =38126223361a(19) =108905103361a(20) =171727482881a(21) =318093312001a(22) =443069456129a(23) =912680550401
External references
- oeis: A102742