The cancellation of Fourier coefficients of cusp forms over different sparse sequences |
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Authors: | Hui Xue Lao |
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Affiliation: | 1. Department of Mathematics, Shandong Normal University, Ji’nan, 250014, P. R. China
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Abstract: | Let λ f (n) be the n-th normalized Fourier coefficient of a holomorphic Hecke eigenform f(z) ∈ S k (Γ). In this paper, we established nontrivial estimates for $$sumlimits_{n leqslant x} {lambda _f left( {n^i } right)lambda _f left( {n^j } right),}$$ where 1 ≤ i < j ≤ 4. |
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Keywords: | Fourier coefficients cusp forms L-function sparse sequence |
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