Results 81 to 90 of about 670 (161)

Perrin Numbers That Are Concatenations of a Perrin Number and a Padovan Number in Base b [PDF]

open access: yes
Let (Formula presented.) be a Padovan sequence and (Formula presented.) be a Perrin sequence. Let n, m, b, and k be non-negative integers, where (Formula presented.).
Merve Güney Duman
core   +3 more sources

On the $x$--coordinates of Pell equations that are products of two Padovan numbers [PDF]

open access: yes, 2020
Let $ \{P_{n}\}_{n\geq 0} $ be the sequence of Padovan numbers defined by $ P_0=0 $, $ P_1 = P_2=1$, and $ P_{n+3}= P_{n+1} +P_n$ for all $ n\geq 0 $. In this paper, we find all positive square-free integers $ d \ge 2$ such that the Pell equations $ x^2-
Ddamulira, Mahadi
core  

Pell–Padovan-circulant sequences and their applications [PDF]

open access: yes, 2017
This paper develops properties of recurrence sequences defined from circulant matrices obtained from the characteristic polynomial of the Pell-Padovan sequence. The study of these sequences modulo m yields cyclic groups and semigroups from the generating
Shannon, AG, Deveci, Ö
core  

Uma Exploração da Sequência de Padovan num curso de Licenciatura em Matemática [PDF]

open access: yes, 2019
The article reports a teaching experience using the Didactic Engineering (DE) methodology applied to the teaching and exploration of the Padovan Sequence.
Vieira, Renata Passos Machado   +2 more
core   +2 more sources

El problema de Pillai con números de Padovan y potencias de dos [PDF]

open access: yes, 2019
Let (Pn)n≥0 be the Padovan sequence given by P0 = 0, P1 = P2 = 1 and the recurrence formula Pn+3 = Pn+1 + Pn for all n ≥ 0. In this note we study and completely solve the Diophantine equation Pn - 2m = Pn1 - 2m1 in non-negative integers (n, m, n1, m1 ...
García Lomeli, Ana María   +1 more
core  

O ensino da sequência combinatória padovan e formação inicial de professores: uma experiência baseada na engenharia didática [PDF]

open access: yes
In this study, we investigated the combinatorial model of the Padovan sequence, exploring the concept of tiles and their associations with this sequence.
Vieira, Renata Passos Machado   +4 more
core   +1 more source

Matrices formula for Padovan and Perrin sequences

open access: yesApplied Mathematical Sciences, 2013
The Padovan and Perrin numbers have the matrix formula, Qn ⎡ ⎣ 0 3 0 0 1 2 ⎤ ⎦ = ⎡ ⎣ 0 1 0 0 0 1 1 1 0 ⎤ ⎦ n ⎡ ⎣ 0 3 0 0 1 2 ⎤ ⎦ . The matrix product is a 3× 2 matrix that when raised to the nth power give a matrix product whose entries are Padovan and Perrin numbers. For which we established by mathematical induction such that, Q ⎡ ⎣ 0 3 0 0 1 2 ⎤ ⎦ =
openaire   +1 more source

Growth of V. parahaemolyticus in Tropical Blacklip Rock Oysters. [PDF]

open access: yesPathogens, 2023
Padovan AC   +6 more
europepmc   +1 more source

Epitope identification of SARS-CoV-2 structural proteins using in silico approaches to obtain a conserved rational immunogenic peptide. [PDF]

open access: yesImmunoinformatics (Amst), 2022
Araújo LP   +8 more
europepmc   +1 more source

Expressing stochastic filters via number sequences [PDF]

open access: yes, 2010
We generalize the results presented in [1] regarding the relation between the Kalman filter and the Fibonacci sequence. We consider more general filtering models and relate the finite dimensional Kalman and Benes filters to the Fibonacci sequence and to
Farina, A., Capponi, A., Pilotto, C.
core  

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