Geodesic

Volume 10 (2007) no. 9

Sommaire

Enumeration of integral tetrahedra
On a one-parameter family of Riordan arrays and the weight distribution of MDS codes
Playing with some identities of Andrews
Permutations defining convex permutominoes
Mean values of generalized gcd-sum and lcm-sum functions
On anti-elite prime numbers
Abundancy "outlaws" of the form $\frac{(\sigma(N)+t)}{N}$
From $(2,3)$-Motzkin paths to Schröder paths