78079

Properties

Appears in sequences

• Primes with 12 as smallest positive primitive root.at n=25A061325
• Primes of form n.0.n+1, where '.' represents concatenation. Or, primes of form 10^(k+1)*n + n + 1, where k is the number of digits in n.at n=10A096525
• Dot product of the rows of triangle A046899 with vector (1,2,4,8,...) (= A000079).at n=6A178792
• Primes p whose smallest positive primitive root (mod p) is not squarefree.at n=27A205581
• a(n) = smallest prime q > a(n-1) such that 2*prime(n)*q^prime(n)+1 is also prime.at n=23A225747
• The number of connected weighted cubic graphs with weight n on 6 vertices.at n=36A321306
• a(n) = Sum_{k=0..floor((n-1)/2)} binomial(n,k)*binomial(n-1-k,floor((n-1)/2) - k).at n=12A359066
• Prime numbersat n=7669