78649

Properties

Appears in sequences

• Denominators of continued fraction convergents to sqrt(142).at n=8A041261
• Primes of the form 7n^2 - 3.at n=15A201849
• Primes p where q = p + 4 is also prime and rad((p+1)(p+2)(p+3)) < pq, where rad(k) is the largest squarefree number dividing k.at n=19A268350
• G.f. A(x) satisfies: 1 = Sum_{n>=0} ( (1 + x*A(x)^3)^n - A(x) )^n.at n=6A303928
• Prime numbersat n=7717