PDF(405 KB)
Consecutive r-free integers of the type x2 + y2 + z2 + k, x2 + y2 + z2 + k + 1
Xiaoying Liu, Zhefeng Xu
Acta Mathematica Sinica, Chinese Series ›› 2026, Vol. 69 ›› Issue (1) : 43-54.
PDF(405 KB)
PDF(405 KB)
Consecutive r-free integers of the type x2 + y2 + z2 + k, x2 + y2 + z2 + k + 1
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