Frontiers of Combinatorics & Number Theory

Pseudorandom Binary Functions on Rooted Plane Trees; Class Number One Criteria for Real Quadratic Fields with Discriminant k2p2+/-4p; Some Product-to-Sum Identities; A Zeta Function for Juggling Sequences; A Quadratic Twist of the Elliptic Curve y2=x(x-1)(x- ); Divisibility Properties of Hypergeometric Polynomials; For Which p-Adic Integers x Can k(x/k)-1 Be Defined; On the Distance between Perfect Numbers; A New Proof of a Theorem of Hamidoune Avoiding Cayley Graphs; On Some Conjectures on the Monotonicity of Some Arithmetical Sequences; Complexity of Trapezoidal Graphs with Different Triangulations; A Note to Zhi-Wei Sun's Supercongruences on Binomial Coefficients; Applications of Shuffle Products of Multiple Zeta Values in Combinatorics; On Invariant Area Formulas & Lattice Point Bounds for the Intersection of Hyperbolic & Elliptic Regions; Product-Cordial Index Set for Cartesian Product of a Graph with a Path; Infinitely Many Congruences for Broken 2-Diamond Partitions Modulo 3; Index.