837 - äĪ[I 2015/11/21(y) 20:00:34 ID:TV0V1ulQ
>>832ļá¨Oāwđ¯æQģŽa(n)=7*a(n-1)+3*a(n-2)a(1)=1, a(2)=5ęĘa(n)đßæˇĒûöŽÆ÷ĒûöŽĖÖWÍíŠÁÄéæČHāŋëņ§ĀÔ5Ē