Contents of Volume 219
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Density of rational points on a certain biprojective hypersurface Acta Arithmetica 219 (2025), 1-31 MSC: Primary 11D45; Secondary 11G25, 11G50, 11P55, 14G05 DOI: 10.4064/aa230320-18-6
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Tetraelliptic modular curves $X_1(N)$ Acta Arithmetica 219 (2025), 33-51 MSC: Primary 11G30; Secondary 11G18 DOI: 10.4064/aa231102-3-2
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Classes de Steinitz d’extensions galoisiennes non ramifiées Acta Arithmetica 219 (2025), 53-80 MSC: Primary 11R33 DOI: 10.4064/aa240611-17-10
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Level-13 theta function identities of Ramanujan and applications Acta Arithmetica 219 (2025), 81-99 MSC: Primary 11F20; Secondary 33C75, 11L03, 11P83 DOI: 10.4064/aa240728-7-10
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Twisted first moment of central values of primitive quadratic Dirichlet $L$-functions Acta Arithmetica 219 (2025), 101-122 MSC: Primary 11M06; Secondary 11M32 DOI: 10.4064/aa240617-6-11
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Class numbers and congruences modulo 8 for a spt function on overpartitions Acta Arithmetica 219 (2025), 123-143 MSC: Primary 11P81; Secondary 11P83, 05A17 DOI: 10.4064/aa240701-29-10
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Complete determination of the possible pairs of lengths of regular continued fractions of $\sqrt{D}$ and $(1 + \sqrt{D})/2$ Acta Arithmetica 219 (2025), 145-167 MSC: Primary 11A55; Secondary 11E16, 11D09 DOI: 10.4064/aa240708-21-1
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The distribution of $\mathrm{gcd}(n,\varphi(n))$ Acta Arithmetica 219 (2025), 169-197 MSC: Primary 11N25; Secondary 11N36, 11N37 DOI: 10.4064/aa240725-4-2
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Odd prime power values of Fourier coefficients of Hecke eigenforms Acta Arithmetica 219 (2025), 199-221 MSC: Primary 11F30; Secondary 11F11, 11D41, 11D59, 11D61 DOI: 10.4064/aa240423-20-2
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Jacobi symbols on class groups of quadratic forms Acta Arithmetica 219 (2025), 223-247 MSC: Primary 11E16; Secondary 11R11, 11R29, 11R37 DOI: 10.4064/aa240620-11-3
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Rank distribution in cubic twist families of elliptic curves Acta Arithmetica 219 (2025), 249-273 MSC: Primary 11G05; Secondary 11R45, 11R34 DOI: 10.4064/aa240824-28-11
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Counting integer polynomials with several roots of maximal modulus Acta Arithmetica 219 (2025), 275-295 MSC: Primary 11C08; Secondary 11R04, 11R09 DOI: 10.4064/aa240918-12-3
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On the zeros of reciprocal Littlewood polynomials Acta Arithmetica 219 (2025), 297-330 MSC: Primary 26C10; Secondary 11C08, 30C15, 41A17 DOI: 10.4064/aa231207-20-4
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Small solutions of generic ternary quadratic congruences Acta Arithmetica 219 (2025), 331-346 MSC: Primary 11L40; Secondary 11L07, 11K36, 11K41, 11T24 DOI: 10.4064/aa240731-22-4
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On zero-sum subsequences of cross number 1 Acta Arithmetica 219 (2025), 347-363 MSC: Primary 11B30; Secondary 11P75, 20K01 DOI: 10.4064/aa240825-15-11
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Families of cyclic quartic monogenic polynomials Acta Arithmetica 219 (2025), 365-377 MSC: Primary 11R16; Secondary 11R32 DOI: 10.4064/aa240919-10-3
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Note on the mean value of the Erdős–Hooley Delta-function Acta Arithmetica 219 (2025), 379-394 MSC: Primary 11N37; Secondary 11K65 DOI: 10.4064/aa250107-13-2
