A congruence for products of binomial coefficients modulo a composite.
A congruence for the coefficients in a series for π
A congruence for the index of a unit of a real abelian number field
A congruence involving the quotients of Euler and its applications (I)
A congruence involving the quotients of Euler and its applications (II)
A congruence relating to class number of complex quadratic fields
A congruential identity and the 2-adic order of lacunary sums of binomial coefficients.
A conjecture concerning the exponential diophantine equation
A conjecture of Erdös in number theory
A conjecture of Erdös on continued fractions
A conjecture of Kátai
A Conjecture of Segre on Diophantine Approximation.
A conjecture on digital cycles.
A connection between ordinary partitions and tilings with dominoes and squares.
A Connell-like sequence.
A consequence of an effective form of the abc-conjecture
T. Cochrane and R. E. Dressler [CD] proved that the abc-conjecture implies that, for every > 0, the gap between two consecutive numbers A with two exceptions given in Table 2.
A construction for sets of integers with distinct subset sums.
A construction of curves over finite fields
A construction of low-discrepancy sequences using global function fields
A construction of pseudorandom binary sequences using both additive and multiplicative characters