1575288domain: NAppears in sequencesPositive integers of the form n(n+1)(n+2)(n+3)(n+4)/(n+(n+1)+(n+2)+(n+3)+(n+4)) that are a multiple of n.at n=30A032794Number of Dyck paths of semilength n such that each positive level has exactly ten peaks.at n=28A288326