# A082736 (b-file synthesized from sequence entry) 1 1 2 4 3 105 4 120 5 109395 6 55440 7 1856277675 8 42325920 9 966710699955 10 7210803600 11 303646176781042095 12 43790142876480 13 2432266195067253069525 14 6338767304469600 15 12793596869123737224933375 16 659267412349963697280