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Fibonacci numbers as mixed concatenations of Fibonacci and Lucas numbers

Mathematica Slovaca
AbstractLet (Fn)n≥0and (Ln)n≥0be the Fibonacci and Lucas sequences, respectively. In this paper we determine all Fibonacci numbers which are mixed concatenations of a Fibonacci and a Lucas numbers. By mixed concatenations ofaandb, we mean the both concatenationsabandbatogether, whereaandbare any two nonnegative integers.
Altassan, Alaa, ALAN, Murat
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Fibonacci numbers with Fibonacci numbers as subscripts

2018
The original solution of Problem B-1203 in the problem section of this journal. It was acquired to prove two equalities for the sums with the Fibonacci numbers or the Lucas numbers whose indices are again the Fibonacci numbers and the Lucas numbers, respectively.
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A Logarithmic Formula for Fibonacci Numbers

The Fibonacci Quarterly, 1966
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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Applications of Fibonacci Numbers

Mathematics of Computation, 1989
H. C. W.   +3 more
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Fibonacci Numbers

Abstract The Fibonacci numbers are introduced and carefully developed together with a bit of biography of Fibonacci himself. He is best known for promoting the use of Hindu-Arabic numerals in Europe and especially for his “rabbit problem” which introduces the Fibonacci numbers. Of special interest is the decimal expansion for 1/89 having
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Fibonacci-Riesel and Fibonacci-Sierpiński numbers

The Fibonacci Quarterly, 2008
Florian Luca, V. Janitzio Mejía Huguet
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Fibonacci numbers which are concatenation of three Fibonacci or Lucas numbers

Punjab University Journal of Mathematics
In this note, we show that there is no Fibonacci number that can be expressed as a concatenation of three Fibonacci or Lucas numbers under a certain constraint. That is, we solve to the Diophantine equations Fn = 10d+lFm1 + 10lFm2 + Fm3 and Fn = 10d+lLm1 + 10lLm2 + Lm3 in non-negative integers (n, m1, m2, m3) with m2 ≤ m1, where d and l represent the ...
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Fibonacci Numbers and Geometry

The Fibonacci Quarterly, 1972
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