139123

Properties

Appears in sequences

• Primes of the form p^2 + p - q, where p and q are consecutive primes.at n=17A099183
• Primes of form p^2-6, p also a prime.at n=21A162905
• Numbers k with property that the sum of 120 successive primes starting with prime(k) is a square.at n=7A166261
• a(n) = 3*a(n-3) + 3*a(n-6) + a(n-9) for n>8, a(0)=0, a(1)=a(2)=1, a(3)=a(4)=2, a(5)=3, a(6)=7, a(7)=9, a(8)=11.at n=29A237988
• Greater of twin self primes, i.e., larger member of the pair of self primes differing by 2.at n=13A380715
• Prime numbersat n=12934