数列(An)为等差数列,An为正整数,其前n项和为Sn数列(Bn)为等比数列,A1=3,B1=1,数列(Ban)(以An为下标)是公比为64的等比数列,B2乘S2=64,求An和Bn

问题描述:

数列(An)为等差数列,An为正整数,其前n项和为Sn数列(Bn)为等比数列,A1=3,B1=1,
数列(Ban)(以An为下标)是公比为64的等比数列,B2乘S2=64,求An和Bn