159159

Appears in sequences

• Numbers k such that A003313(k) = A003313(7*k).at n=6A116462
• a(n) = 361*n^2 - 2*n.at n=20A158307
• a(0)=a(1)=1, a(n) = least k > a(n-1) such that k*a(n-2) is an oblong number.at n=45A214963
• Numbers n such that n and n+1 both have 32 divisors.at n=8A274807