72324

Appears in sequences

• a(n) = n^3 - n^2.at n=42A045991
• a(n) = p(p+1)^2, where p is the n-th prime.at n=12A178398
• Inverse of coefficient array for orthogonal polynomials p(n,x)=(x-(2n-1))*p(n-1,x)-(2n-2)^2*p(n-2,x).at n=51A182824
• Molecular topological indices of the complete bipartite graphs K_{n,n}.at n=20A192418
• a(n) = smallest k such that n is the n-th largest divisor of k.at n=40A225562
• Nonsquare numbers whose sum of proper square divisors is a square greater than 1.at n=25A232555
• Numbers whose sum of proper square divisors is a square greater than 1.at n=28A232556
• Triangular array read by row: T(m,n) = number of ways to obtain a single sphere by gluing the (labeled) sides of a (2m+1)-gon and a (2n+1)-gon, m >= n >= 0.at n=14A297897
• a(n) = n^2*(2*n^2-23).at n=13A370109