157951

Properties

Appears in sequences

• Iccanartet sequence: a(n)=R[a(n-1)]+R[a(n-2)]+R[a(n-3)]+R[a(n-4)] where a(1)=a(2)=a(3)=a(4)=1 and R(n) (A004086) is the reverse of n.at n=16A074862
• Primes p such that p-1 and p+1 are divisible by a fifth power.at n=9A089212
• a(n) is the smallest prime p such that p-1 and p+1 both have n prime factors (with multiplicity).at n=7A154598
• Prime numbersat n=14519