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A generalization of hyperbolic Pascal triangles
Journal of Combinatorial Theory Series A ( IF 1.1 ) Pub Date : 2021-12-28 , DOI: 10.1016/j.jcta.2021.105574 Hacène Belbachir 1 , Fella Rami 1 , László Szalay 2
中文翻译:
双曲帕斯卡三角形的推广
更新日期:2021-12-28
Journal of Combinatorial Theory Series A ( IF 1.1 ) Pub Date : 2021-12-28 , DOI: 10.1016/j.jcta.2021.105574 Hacène Belbachir 1 , Fella Rami 1 , László Szalay 2
Affiliation
Recently a new generalization of Pascal's triangle, the family of so-called hyperbolic Pascal triangles (in short ) was introduced. In this paper, we consider a variation of by replacing the two leg-sequences of the triangle by arbitrary sequences and . Originally the legs were the constant 1 sequence. We describe some quantitative properties via recurrences relations, explicit formulae and generating functions. In addition, we present a useful general result on linear recurrences sequences diverted by an arbitrary sequence.
中文翻译:
双曲帕斯卡三角形的推广
最近帕斯卡三角形的新推广,即所谓的双曲帕斯卡三角形家族(简称 ) 的介绍。在本文中,我们考虑一种变体 通过用任意序列替换三角形的两条腿序列 和 . 最初的腿是常数 1 序列。我们通过递推关系、显式公式和生成函数来描述一些定量属性。此外,我们提出了关于由任意序列转向的线性递归序列的有用的一般结果。