287期：<<02/03/05/07/08/11/21/25/27/33/35/38/40/42/44/46>>开：40中
288期：<<06/08/09/14/19/24/25/26/30/33/36/37/39/40/45/49>>开：26中
289期：<<03/06/08/13/15/18/20/23/29/31/36/38/42/43/44/49>>开：04错
290期：<<02/06/07/08/12/16/18/22/25/26/27/31/36/38/39/40>>开：11错
291期：<<03/04/05/07/08/12/22/25/28/31/33/36/42/43/46/49>>开：？？
