Some Canonical Sequences of Integers
Some characterizations of freeness of hyperplane arrangement
Some Cobweb Posets Digraphs' Elementary Properties and Questions
Some colouring problems for unit-quadrance graphs
Some combinatorial aspects of composition of a set of functions
Some combinatorial aspects of constructing bipartite-graph codes
Some combinatorial aspects of quantum field theory
Some Combinatorial Identities from the Random Walk
Some Combinatorial Identities some of which involving Harmonic Numbers
Some combinatorial models for reduced expressions in Coxeter groups
Some combinatorial problems on binary rooted trees occurring in population genetics
Some combinatorial properties of flag simplicial pseudomanifolds and spheres
Some combinatorics related to central binomial coefficients: Grand-Dyck paths, coloured noncrossing partitions and signed pattern avoiding permutations
Some composition determinants
Some concepts in list coloring
Some conjectures about q-Fibonacci polynomials
Some conjectures for Macdonald polynomials of type B, C, D
Some conjectures on the ratio of Hankel transforms for sequences and series reversion
Some determinants of path generating functions
Some Enumerations for Parking Functions