66107

Properties

Appears in sequences

• Triangle read by rows: T(n,k) is the number of even trees with 2n edges and jump-length equal to k (0<=k<=n-1).at n=40A127535
• Primes p for which exactly five bases b with 1 < b < p exist such that p is a base b Wieferich prime.at n=19A255208
• Expansion of Product_{k>=1} (1 + x^k) * (1 + x^(2*k)) * (1 + x^(3*k)).at n=43A327045
• Primes p such that the 10's complement A089186(p) and the concatenations of p and A089186(p) and of A089186(p) and p are all prime.at n=38A372082
• Primes such that the next 10 prime gaps are all distinct.at n=13A372550
• Prime numbersat n=6601