533 referencias de Luca Florian

321 - On the composition of the Euler function and the sum of divisors function,

Article

Colloquium Mathematicum, Vol. 108, Issue 1, 2007, p. 31--51,
Jean-Marie De Koninck; Florian Luca;

322 - Positive integers divisible by the product of their nonzero digits,

Article

Portugaliae Mathematica (N. S.), Vol. 64, Issue 1, 2007, p. 75--85,
Jean-Marie De Koninck; Florian Luca;

323 - On the equation x^2+dy^2=F_n,

Article

Acta Arithmetica, Vol. 127, Issue 2, 2007, p. 145--155,
Christian Ballot; Florian Luca;

324 - Sur la quantité de nombres économiques,

Article

Acta Arithmetica, Vol. 127, Issue 2, 2007, p. 125--143,
Jean-Marie De Koninck; Nicolas Doyon; Florian Luca;

325 - Counting Keith numbers,

Article

Journal of Integer Sequences, Vol. 10, Issue 2, 2007, p. Article 07,
Martin Klazar; Florian Luca;

326 - On the average number of divisors of the Euler function,

Article

Publicationes Mathematicae Debrecen, Vol. 70, Issue 1-2, 2007, p. 125--148,
Florian Luca; Carl Pomerance;

327 - Pseudoprime Cullen and Woodall numbers,

Article

Colloquium Mathematicum, Vol. 107, Issue 1, 2007, p. 35--43,
Florian Luca; Igor E. Shparlinski;

328 - Partial sums of powers of prime factors,

Article

Journal of Integer Sequences, Vol. 10, Issue 1, 2007, p. Article 07,
Jean-Marie De Koninck; Florian Luca;

329 - On Factorizations of Escalator Numbers,

Article

Missouri Journal of Mathematical Sciences, Vol. 19, Issue 3, 2007, p. 171-175,
Grundman, Helen G; Luca, Florian;

330 - On the Densities of Some Subsets of Integers,

Article

Missouri Journal of Mathematical Sciences, Vol. 19, Issue 3, 2007, p. 167-170,
Luca, Florian;

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