No CrossRef data available.
Published online by Cambridge University Press: 15 September 2022
Let N be a sufficiently large integer. We prove that, with at most $O(N^{23/48+\varepsilon })$ exceptions, all even positive integers up to N can be represented in the form $p_1^2+p_2^3+p_3^3+p_4^3+p_5^3+p_6^4$ , where $p_1,p_2,p_3,p_4,p_5,p_6$ are prime numbers.
This work is supported by the National Natural Science Foundation of China (Grant Nos. 11901566, 12001047, 11971476 and 12071238) and the Fundamental Research Funds for the Central Universities (Grant No. 2022YQLX05).