62050domain: NAppears in sequencesa(n) = 2*n^4 + 2*n^3 + 3*n^2 + 2*n + 1.at n=13A058920a(n) = Sum_{d|n} d^3*A000593(n/d).at n=35A288419Number of (not necessarily maximal) cliques in the n-polygon diagonal intersection graph.at n=25A300524