Search Results for: 11A07

Note on some sequences having periods that divide (pp − 1) / (p − 1)

Abdelkader Benyattou and Miloud Mihoubi Notes on Number Theory and Discrete Mathematics Print ISSN 1310–5132, Online ISSN 2367–8275 Volume 28, 2022, Number 2, Pages 234–239 DOI: 10.7546/nntdm.2022.28.2.234-239 Full paper (PDF, 185 Kb) Details Authors and affiliations Abdelkader Benyattou Department of … Continue reading →

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Factorials as repdigits in base b

Nurettin Irmak and Alain Togbé Notes on Number Theory and Discrete Mathematics Print ISSN 1310–5132, Online ISSN 2367–8275 Volume 28, 2022, Number 1, Pages 21–25 DOI: 10.7546/nntdm.2022.28.1.21-25 Full paper (PDF, 178 Kb) Details Authors and affiliations Nurettin Irmak Department of … Continue reading →

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The congruence speed formula

Marco Ripà Notes on Number Theory and Discrete Mathematics Print ISSN 1310–5132, Online ISSN 2367–8275 Volume 27, 2021, Number 4, Pages 43–61 DOI: 10.7546/nntdm.2021.27.4.43-61 Full paper (PDF, 227 Kb) Details Authors and affiliations Marco Ripà sPIqr Society, World Intelligence Network … Continue reading →

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Derangement polynomials with a complex variable

Abdelkader Benyattou Notes on Number Theory and Discrete Mathematics Print ISSN 1310–5132, Online ISSN 2367-8275 Volume 26, 2020, Number 4, Pages 128–135 DOI: 10.7546/nntdm.2020.26.4.128-135 Full paper (PDF, 156 Kb) Details Authors and affiliations Abdelkader Benyattou Department of Mathematics and Informatics, … Continue reading →

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Congruences involving alternating sums related to harmonic numbers and binomial coefficients

Laid Elkhiri, Miloud Mihoubi and Abdellah Derbal Notes on Number Theory and Discrete Mathematics Print ISSN 1310–5132, Online ISSN 2367–8275 Volume 26, 2020, Number 4, Pages 39–51 DOI: 10.7546/nntdm.2020.26.4.39-51 Full paper (PDF, 187 Kb) Details Authors and affiliations Laid Elkhiri … Continue reading →

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On the constant congruence speed of tetration

Marco Ripà Notes on Number Theory and Discrete Mathematics Print ISSN 1310–5132, Online ISSN 2367–8275 Volume 26, 2020, Number 3, Pages 245–260 DOI: 10.7546/nntdm.2020.26.3.245-260 Full paper (PDF, 987 Kb) Details Authors and affiliations Marco Ripà sPIqr Society, World Intelligence Network … Continue reading →

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Diophantine quadruples and quintuples modulo 4

Andrej Dujella Notes on Number Theory and Discrete Mathematics, ISSN 1310–5132 Volume 4, 1998, Number 4, Pages 160–164 Full paper (PDF, 2596 Kb) Details Authors and affiliations Andrej Dujella Department of Mathematics, University of Zagreb, Bijenicka cesta 30, 10000 Zagreb, … Continue reading →

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A simple proof that the area of a Pythagorean triangle is square-free

J. V. Leyendekkers and A. G. Shannon Notes on Number Theory and Discrete Mathematics, ISSN 1310–5132 Volume 5, 1999, Number 3, Pages 115–118 Full paper (PDF, 157 Kb) Details Authors and affiliations J. V. Leyendekkers The University of Sydney, 2006, … Continue reading →

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Analyses of row expansions within the octic “chess” modular ring, Z8

J. V. Leyendekkers and A. G. Shannon Notes on Number Theory and Discrete Mathematics, ISSN 1310–5132 Volume 5, 1999, Number 3, Pages 102–114 Full paper (PDF, 558 Kb) Details Authors and affiliations J. V. Leyendekkers The University of Sydney, 2006, … Continue reading →

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On hyper-dual generalized Fibonacci numbers

Neşe Ömür and Sibel Koparal Notes on Number Theory and Discrete Mathematics Print ISSN 1310–5132, Online ISSN 2367–8275 Volume 26, 2020, Number 1, Pages 191-198 DOI: 10.7546/nntdm.2020.26.1.191-198 Full paper (PDF, 168 Kb) Details Authors and affiliations Neşe Ömür Department of … Continue reading →

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