On powerful numbers.
Mollin, R.A., Walsh, P.G. (1986)
International Journal of Mathematics and Mathematical Sciences
Similarity:
Displaying similar documents to “On k-triad sequences.”
On powerful numbers.
A generalization of an IMO problem.
Fink, Alex (2006)
Integers
Similarity:
Restricted walks in regular trees.
Ciobanu, Laura, Radomirović, Saša (2006)
The Electronic Journal of Combinatorics [electronic only]
Similarity:
On Pascal’s triangle modulo
James Huard, Blair Spearman, Kenneth Williams (1997)
Colloquium Mathematicae
Similarity:
Divisibility by 2 and 3 of certain Stirling numbers.
Davis, Donald M. (2008)
Integers
Similarity:
Conjugate cyclic -configurations
Věroslav Jurák (1980)
Časopis pro pěstování matematiky
Similarity:
On perfect totient numbers.
Iannucci, Douglas E., Deng, Moujie, Cohen, Graeme L. (2003)
Journal of Integer Sequences [electronic only]
Similarity:
On Obláth's problem.
Gica, Alexandru, Panaitopol, Laurenţiu (2003)
Journal of Integer Sequences [electronic only]
Similarity:
Congruences for a class of alternating lacunary sums of binomial coefficients.
Dilcher, Karl (2007)
Journal of Integer Sequences [electronic only]
Similarity:
Square classes of Fibonacci and Lucas numbers
Ribenboim, P. (1989)
Portugaliae mathematica
Similarity:
The last digit of and .
Shur, Walter (1997)
The Electronic Journal of Combinatorics [electronic only]
Similarity: