Contents of Number 1
Volume 224 / 2026
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The Pell sequence and cyclotomic matrices involving squares over finite fields Acta Arithmetica 224 (2026) , 1-25 MSC: Primary 11L05; Secondary 15A15, 11R18, 12E20 DOI: 10.4064/aa250311-18-10
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Density versions of Hua’s theorem on sums of five prime squares Acta Arithmetica 224 (2026) , 27-45 MSC: Primary 11P32; Secondary 11B13 DOI: 10.4064/aa250731-5-2
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The Markov and Lagrange spectra on the Hecke group $\mathbf H_4$ Acta Arithmetica 224 (2026) , 47-70 MSC: Primary 11J06; Secondary 11J70 DOI: 10.4064/aa250827-16-2
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A new problem from zero-sum theory Acta Arithmetica 224 (2026) , 71-79 MSC: Primary 11B30; Secondary 11B75, 20K01 DOI: 10.4064/aa251115-21-1
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Extending Andrews and Newman’s refinement of the Crank–Mex theorem Acta Arithmetica 224 (2026) , 81-94 MSC: Primary 11P82; Secondary 05A17 DOI: 10.4064/aa251123-25-5
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Corrigendum to “Factorization type probabilities of polynomials with prescribed coefficients over a finite field” (Acta Arith. 194 (2020), 315–318) Acta Arithmetica 224 (2026) , 95-97 MSC: Primary 14G15; Secondary 12F10 DOI: 10.4064/aa251204-28-5
