129159847

Properties

Appears in sequences

• Eisenstein-Mersenne primes: primes of the form ((3 +/- sqrt(-3))/2)^p - 1.at n=4A066413
• a(n) = ((3^(n-1) + 1)^3 - 1)/3^n.at n=8A198410
• Primes of the form 3^(2n-3)+3^(n-1)+1.at n=5A199192
• Prime numbersat n=7333197