104687domain: NAppears in sequencesExpansion of x/((4*x-1)*(2*x-1)*(x+1)).at n=9A109765a(n) = (n^2 - n + 1)*(n^2 + n - 1).at n=17A257925Number of multiplex juggling cards with n balls and capacity 3.at n=12A370306