@article{Abdelkader HAMTAT_2023, title={An exponential Diophantine equation involving Narayana cow’s numbers}, volume={120}, url={https://utilitasmathematica.com/index.php/Index/article/view/1566}, abstractNote={<p>Let (Cn)n≤0 be the Narayana cow‘s sequence given by C0 = Cfi = C2 = fi and Cn‡3 = Cn‡2 ‡ Cn for n ≤ O. In this paper, we are interested in finding all powers of two which are sums of two Narayana cow‘s numbers, i.e.,<br>we detemine all solutions of the exponential Diophantine equation Cm ‡ Cn = Xs in nonnegative integers n, m, and s ≤ X.</p>}, journal={Utilitas Mathematica }, author={Abdelkader HAMTAT}, year={2023}, month={Jan.}, pages={37–48} }