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Published online by Cambridge University Press: 06 May 2024
We establish upper bounds for moments of smoothed quadratic Dirichlet character sums under the generalized Riemann hypothesis, confirming a conjecture of M. Jutila [‘On sums of real characters’, Tr. Mat. Inst. Steklova 132 (1973), 247–250].
The first author is supported in part by NSFC grant no. 11871082 and the second author by the FRG Grant PS71536 at the University of New South Wales.