453259

Appears in sequences

• Overpseudoprimes to base 3.at n=27A141350
• Smallest number k such that A049559(k) / A187730(k) = n.at n=38A284440
• Numbers k > 2 such that 3^(k-1) == 1 (mod k) and gcd(k, 2^(k-1)-1) = 1.at n=12A306144
• Composite numbers k == 5, 7 (mod 12) such that 3^((k-1)/2) == -1 (mod k).at n=22A375918