47338

Appears in sequences

• Values of m in the discriminant D = -4*m leading to a new minimum of the L-function of the Dirichlet series L(1) = Sum_{k>=1} Kronecker(D,k)/k.at n=8A003521
• Greatest number having exactly n representations as ab+ac+bc with 0 < a < b < c.at n=22A094377
• Greatest number having exactly n representations as ab+ac+bc with 1 <= a <= b <= c.at n=22A094380
• 5-step Fibonacci sequence starting with 0,0,1,0,0.at n=21A251653
• Numbers k such that sigma(phi(k)) - phi(k) = phi(sigma(k)), where phi(k) is the Euler totient function of k and sigma(k) is the sum of the divisors of k.at n=15A271633