115723

Appears in sequences

• Number of (w,x,y,z) with all terms in {1,...,n} and w*x>y*z+1.at n=22A212054
• G.f. satisfies A(x) = 1 + x * A(x)^2 * (1 - A(x) + A(x)^2 - A(x)^3 + A(x)^4).at n=7A370473