50572

Appears in sequences

• Wiener index of the n X n antelope graph.at n=4A292039
• a(n) = Product_{i=n..n+4} A000045(i) mod Sum_{i=n..n+4} A000045(i).at n=22A348914
• Number of vertices in graph G_n formed by taking a regular n-gon with all its chords extended to infinity (the n-th graph in A344857) and inverting it in its circumscribing circle.at n=24A383461
• Numbers w + x + y + z where (w,x,y,z) are nonnegative solutions to the Diophantine equation w^2 + x^2 + y^2 + z^2 = w*x*y*z.at n=15A385713