100 resultados de la búsqueda

91 - How smooth is phi(2^n+3)?,

Article

Rocky Mountain Journal of Mathematics, Vol. 34, Issue 4, 2004, p. 1367--1389,
Florian Luca;

92 - Positive integers n such that n|a^sigma(n)-1,

Article

Novi Sad Journal of Mathematics, Vol. 33, Issue 2, 2003, p. 49--66,
Florian Luca;

93 - On the prime power factorization of n!,

Article

Journa of Number Theory, Vol. 102, Issue 2, 2003, p. 298--305,
Florian Luca; Pantelimon Stanica;

94 - On the Diophantine equation x^2=4q^m-4q^n+1,

Article

Proceedings of the American Mathematical Society, Vol. 131, Issue 5, 2003, p. 1339--1345,
Florian Luca;

95 - On the equation x^2+2^a . 3^b=y^n,

Article

International Journal of Mathematics and Mathematical Sciences, Vol. 29, Issue 4, 2002, p. 239--244,
Florian Luca;

96 - Divisibility properties of binary recurrent sequences,

Article

Indagationes Mathematicae (N.S.), Vol. 12, Issue 3, 2001, p. 353--367,
Florian Luca;

97 - On even integers not of the form 2k + sigma(m),

Incollection

Frontiers of combinatorics and number theory, Vol. 1, 2012, p. 273-280, Nova Science Publishers,
Luca, Florian; Nicolae, Florin;

98 - Irreducible radical extensions and Euler-function chains,

Incollection

Combinatorial number theory, 2007, p. 351--361, Walter de Gruyter, Berlin
Florian Luca; Carl Pomerance;

99 - A note on the number of S-Diophantine quadruples,

Article

Communications in Mathematics, Vol. 22, Issue 1, 2014, p. 49-55,
Luca, Florian; Ziegler, Volker;

100 - Coincidences in generalized Lucas sequences,

Article

The Fibonacci Quarterly, Vol. 52, Issue 4, 2014, p. 296-306,
Bravo, Eric F; Bravo, John J; Luca, Florian;

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