113879

Appears in sequences

• Odd numbers k for which 23 is the smallest positive i with Jacobi symbol J(i,k) != 1.at n=19A112079
• Expansion of Sum_{i>=1} mu(i)^2*x^i/(1 - x^i) / Product_{j>=1} (1 - x^j), where mu() is the Moebius function (A008683).at n=33A281573