Counterexamples to a conjecture of Lemmermeyer

Counterexamples to the Hasse principle

Counting all cubes in {0,1,...,n}^3

Counting all regular octahedrons in {0,1,...,n}^3

Counting all regular tetrahedra in {0,1,...,n}^3

Counting carefree couples

Counting colorings on varieties

Counting cosets of unimodular groups over Dedekind domains

Counting Cubic Extensions with given Quadratic Resolvent

Counting Fixed Points, Two-Cycles, and Collisions of the Discrete Exponential Function using p-adic Methods

Counting hyperelliptic curves

Counting hyperelliptic curves that admit a Koblitz model

Counting integral points on universal torsors

Counting Keith numbers

Counting Models of Genus One Curves

Counting Multisections in Conic Bundles over a Curve defined over F_q

Counting nilpotent Galois extensions

Counting numbers in multiplicative sets: Landau versus Ramanujan

Counting points of fixed degree and bounded height

Counting points of fixed degree and given height over function fields