Year: 2026
Type: article
Abstract: Let β be a non-unit real algebraic integer greater than one and {an}n≥0 be a sequence satisfying a linear recurrence relation an + 3 = aan+2 + ban+1 + can. Under certain conditions, we prove that the number of an which are palindromic concatenations of two repdigits in base β is finite.
Author: Ruofan Li
Institution: Jinan University
Language: English
Subfield: Geometry and Topology
Field: Mathematics
Domain: Physical Sciences
Open Access status: green
OpenAlex ID: W7169567055
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