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#ef9f6117-8945-438f-956f-d06eb123afa7中等解答题数列求和方法数列

16. 在等比数列{an}\{a_{n}\}中,a1=2a_{1}=2,且a1a_{1}a3+1a_{3}+1a4a_{4}成等差数列.
(1)求数列{an}\{a_{n}\}的通项公式;
(2)记bn=2nan1+an+11,nN{b}_{n}=\frac{{2}^{n}}{\sqrt{{a}_{n}-1}+\sqrt{{a}_{n+1}-1}},n\in {N}^{*},数列{bn}\{b_{n}\}的前nn项和为TnT_{n},求不等式Tn<10T_{n}<10的解集.