Results 111 to 120 of about 15,160 (203)

Pell and Pell-Lucas numbers with only one distinct digit [PDF]

open access: yes
In this paper, we show that there are no Pell or Pell-Lucas numbers larger than 10 with only one distinct ...
Luca, Florian, Faye, Bernadette
core  

Pell and Pell-Lucas numbers as sums of three repdigits

open access: yes, 2020
Same work has been study by another ...
Bhoi, Kisan   +2 more
openaire   +2 more sources

A combined approach to Perrin and Padovan hybrid sequences. [PDF]

open access: yesHeliyon, 2021
Jafari Petroudi SH   +3 more
europepmc   +1 more source

Properties of hyperbolic generalized Pell numbers

open access: yes, 2020
In this paper, we introduce the generalized hyperbolic Pell numbers over the bidimensional Clifford algebra of hyperbolic numbers. As special cases, we deal with hyperbolic Pell and hyperbolic Pell–Lucas numbers.
Yüksel Soykan, Melih Göcen
core   +1 more source

Can diagnostic changes caused by cone beam computed tomography alter the clinical decision in impacted lower third molar treatment plan? [PDF]

open access: yesDentomaxillofac Radiol, 2021
Mendonça LM   +7 more
europepmc   +1 more source

On the Domain of the Pell-Lucas Matrix in the Spaces c and c_0

open access: yesDera Natung Government College Research Journal
In this study, we introduce new Banach sequence spaces $c(\Theta), c_0(\Theta)$, defined via a regular infinite matrix $ \Theta = (\lambda_{nk})$, where \[ \Theta_{nk} = \begin{cases} \dfrac{2\lambda_k}{3\lambda_n+\lambda_{n-1}} & 0 \leq k \leq n ...
Shiva Shah
doaj   +1 more source

Bacillus Calmette-Guérin vaccination for protection against recurrent herpes labialis: a nested randomised controlled trial. [PDF]

open access: yesEClinicalMedicine, 2023
Pittet LF   +27 more
europepmc   +1 more source

Deriving Binomial Convolution Formulas for Horadam Sequences via Context-Free Grammars

open access: yesAxioms
The Horadam sequence Hn(a,b;p,q) unifies a number of well-known sequences, such as Fibonacci and Lucas sequences. We use the context-free grammars as a new tool to study Horadam sequences.
Jun-Ying Liu   +3 more
doaj   +1 more source

ON SOME INEQUALITIES AND HANKEL MATRICES INVOLVING PELL, PELL-LUCAS NUMBERS

open access: yes, 2013
In [4], the authors defined Toeplitz and Hankel matrices with Pell numbers and gave bounds for the spectral norms of them. In this study, we define Hankel matrices involving the Pell, Pell-Lucas and modified Pell sequences and investigate some properties
Halıcı, Serpil
core  

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