30178

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=6A003521
• Numbers k such that 3*R_k - 2 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=29A055557
• Coefficients of replicable function number "32b".at n=42A058632
• Greatest number having exactly n representations as ab+ac+bc with 1 <= a <= b <= c.at n=18A094380