100 resultados de la búsqueda

21 - Remarks on a sequence of minimal Niven numbers,

Incollection

Sequences, subsequences, and consequences, Vol. 4893, 2007, p. 162--168, Springer Verlag, Berlin
H. Fredricksen; E. J. Ionascu; F. Luca; P. Stanica;

22 - Compositions with the Euler and Carmichael functions,

Article

Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg, Vol. 75, 2005, p. 215--244,
W. D. Banks; F. Luca; F. Saidak; P. Stanica;

23 - Representing integers as linear combinations of S-units,

Article

Acta Arithmetica, Vol. 138, Issue 2, 2009, p. 101--107,
Zs. Ádám; L. Hajdu; F. Luca;

24 - Diophantine equations with products of consecutive terms in Lucas sequences,

Article

Journal of Number Theory, Vol. 114, Issue 2, 2005, p. 298--311,
F. Luca; T. N. Shorey;

25 - The distribution of integers n divisible by l^(omega (n)),

Article

Publications Institut Mathematique (Beograd) (N.S.), Vol. 76(90), 2004, p. 89--99,
F. Luca; A. Sankaranarayanan;

26 - Short interval asymptotics for a class of arithmetic functions,

Article

Acta Mathematica Hungarica, Vol. 113, Issue 1-2, 2006, p. 85--99,
M. Z. Garaev; F. Luca; W. G. Nowak;

27 - A generalization of a theorem of Cohn on the equation x^3-Ny^2= +- 1,

Article

Rocky Mountain Journal of Mathematics, Vol. 31, Issue 2, 2001, p. 503--509,
F. Luca; P. G. Walsh;

28 - On the counting function of irregular primes,

Article

Indagationes Mathematicae New Series, Vol. 26, Issue 1, 2015, p. 147-161,
Luca, F; Pizarro-Madariaga, A; Pomerance, C.;

29 - Galois groups of polynomials arising from circulant matrices,

Article

Journal of Number Theory, Vol. 128, Issue 1, 2008, p. 59--70,
M. Filaseta; F. Luca; P. Stanica; R. G. Underwood;

30 - Positive integers whose Euler function is a power of their kernel function,

Article

Rocky Mountain Journal of Mathematics, Vol. 36, Issue 1, 2006, p. 81--96,
J.-M. De Koninck; F. Luca; A. Sankaranarayanan;

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