(Ⅰ)在数列{an}中,a1=1,an+1=6n-an,求an ;(Ⅱ)在数列{an}中,a1=1,an.an+1=3^n,求an ;

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(Ⅰ)在数列{an}中,a1=1,an+1=6n-an,求an ;(Ⅱ)在数列{an}中,a1=1,an.an+1=3^n,求an ;
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(Ⅰ)在数列{an}中,a1=1,an+1=6n-an,求an ;(Ⅱ)在数列{an}中,a1=1,an.an+1=3^n,求an ;
(Ⅰ)在数列{an}中,a1=1,an+1=6n-an,求an ;(Ⅱ)在数列{an}中,a1=1,an.an+1=3^n,求an ;

(Ⅰ)在数列{an}中,a1=1,an+1=6n-an,求an ;(Ⅱ)在数列{an}中,a1=1,an.an+1=3^n,求an ;
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