90631

Properties

Appears in sequences

• Primes p such that p*(p-2) divides 3^(p-1)-1.at n=14A081764
• Penta-Primes. Prime Numbers n as a Sum of 5 consecutive prime numbers (four twin primes and single prime number in between) are primes.at n=19A138397
• Number of partitions of n having population standard deviation >= 2.at n=45A238662
• a(n) is the least k such that the sum of the first k numbers with n prime factors, counted with multiplicity, is prime.at n=23A376480
• Prime numbersat n=8772