# A120591 (b-file synthesized from sequence entry) 0 1 1 3 2 12 3 76 4 600 5 5304 6 50232 7 498360 8 5112756 9 53796820 10 577370508 11 6295961100 12 69557631936 13 776913430272 14 8758443555360 15 99527014659360 16 1138832618425272 17 13110313153525272 18 151738042878341400 19 1764609260161776600