802 - äĪ[I 2015/11/21(y) 18:50:21 ID:TV0V1ulQ
>>797Čņâ¨OwđŠHŲęQģŽa(n)=5*a(n-1)+3*a(n-2),a(1)=1, a(2)=4ęĘđßæ