172期：<<01/08/09/10/11/13/14/15/25/29/30/31/45/47/48/49>>开：11中
173期：<<02/06/08/10/12/15/20/21/23/26/28/29/36/40/43/44>>开：22错
174期：<<03/04/07/10/13/14/15/20/24/30/33/35/36/41/43/46>>开：07中
175期：<<01/05/06/09/11/16/17/22/24/29/31/35/38/41/46/49>>开：35中
176期：<<02/06/08/13/16/19/23/25/26/30/33/39/41/43/48/49>>开：35错
177期：<<02/08/11/13/20/21/25/28/29/32/36/37/39/44/46/47>>开：？？