1018601

Appears in sequences

• Super pseudoprimes to base 3 (A328662) with more than two prime factors (counted with multiplicity).at n=3A328663
• Odd numbers k > 1 such that gcd(3,k) = 1 and 3^((k-1)/2) == -(3/k) (mod k), where (3/k) is the Jacobi symbol (or Kronecker symbol); Euler pseudoprimes to base 3 (A262051) that are not Euler-Jacobi pseudoprimes to base 3 (A048950).at n=17A375490