Pell number

Known as: Pell-Lucas number, Rational diagonal, Silver Fibonacci number

In mathematics, the Pell numbers are an infinite sequence of integers, known since ancient times, that comprise the denominators of the closest…

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.

2019

The metallic means (also known as metallic ratios) may be defined as the limiting ratio of consecutive terms of sequences…

2017

We present the first records of Sturnus vulgaris in Brazil. Here we report the occurrence of the species at three localities of…

2017

In this paper, the diophantine equations of the form $A_{n_{1}}A_{n_{2}} \cdots A_{n_{k}}\pm 1=B_{m}^{2}$ where $(A_{n})_{n\geq 0…

2014

2014

In this paper, we firstly present a general expression for the entries of the rth (r ∈ N) power of a certain n-square complex…

2009

We introduce a function on sequences, which we call the Pfaffian transform, using the Pfaffian of a skew-symmetric matrix. We…

2006

2006

In this paper we prove several formulas for sums of squares of even Pell-Lucas numbers, sums of squares of odd Pell-Lucas numbers…

2003

Are federal Pell grants "appropriated" by universities through increases in tuition - consistent with what is known as the…

1949

MISS G. R. LEVY has, in this closely reasoned and well documented book, attempted to trace the development of man's attitude, in…