OOIR: Observatory of International Research

Papers

(The TQCC of Journal of Combinatorial Theory Series A is 3. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-10-01 to 2025-10-01.)

Article	Citations
q-Supercongruences from Jackson's ϕ7	26
Asymptotics for real monotone double Hurwitz numbers	19
Separable elements and splittings in Weyl groups of type B	18
Large sum-free sets in Z5	16
Novák's conjecture on cyclic Steiner triple systems and its generalization	16
Stirling's approximation and a hidden link between two of Ramanujan's approximations	16
Indecomposable involutive solutions of the Yang-Baxter equation of multipermutation level 2 with non-abelian permutation group	14
Lattice paths and (n − 2)-stack sortable permutations	13
An infinite family of hyperovals of Q+(5,q), q even	13
Editorial Board	13
Studying the divisibility of power LCM matrices by power GCD matrices on gcd-closed sets	12
Proofs of some conjectures of Merca on truncated series involving the Rogers-Ramanujan functions	10
Normal edge-transitive Cayley graphs on non-abelian simple groups	10
On the polymatroid Tutte polynomial	10
Pattern occurrences in k-ary words revisited: A few new and old observations	9
Monochromatic arithmetic progressions in automatic sequences with group structure	9
Sidon sets, thin sets, and the nonlinearity of vectorial Boolean functions	9
On the proportion of metric matroids whose Jacobians have nontrivial p-torsion	8
The Lemmens-Seidel conjecture and forbidden subgraphs	8
Linkage of graphs with flows	8
A weak version of Kirillov's conjecture on Hecke–Grothendieck polynomials	8
On common energies and sumsets	8
Structure of Terwilliger algebras of quasi-thin association schemes	8
An asymmetric random Rado theorem: 1-statement	8
Edge-isoperimetric inequalities and ball-noise stability: Linear programming and probabilistic approaches	7

Successive vertex orderings of fully regular graphs	7
Characterization of polystochastic matrices of order 4 with zero permanent	7
Rainbow matchings for 3-uniform hypergraphs	7
Non-empty pairwise cross-intersecting families	7
Power-free complementary binary morphisms	6
Chiral polytopes whose smallest regular cover is a polytope	6
Non-expansive matrix number systems with bases similar to certain Jordan blocks	6
Linked partition ideals and the Alladi–Schur theorem	6
A Torelli theorem for graph isomorphisms	6
Editorial Board	6
Some conjectures of Ballantine and Merca on truncated sums and the minimal excludant in congruences classes	6
Editorial Board	6
The second lowest two-sided cell in the affine Weyl group B	6
Modular relations of the Tutte symmetric function	6
Birational geometry of generalized Hessenberg varieties and the generalized Shareshian-Wachs conjecture	6
Gcd-closed sets and divisibility of Smith matrices	6
Editorial Board	6
On the soluble graph of a finite group	6
The vector space generated by permutations of a trade or a design	5
Characterizations of amorphic schemes and fusions of pairs	5
Restricted bargraphs and unimodal compositions	5
Trianguloids and triangulations of root polytopes	5
Intersection density of imprimitive groups of degree pq	5
On the generation of some Lie-type geometries	5
Independence polynomials and Alexander-Conway polynomials of plumbing links	5
Sizes of simultaneous core partitions	5
On the non-existence of extended 1-perfect codes and MDS codes	5
The geometry of intersecting codes and applications to additive combinatorics and factorization theory	5
The method of constant terms and k-colored generalized Frobenius partitions	5
Cut distance identifying graphon parameters over weak* limits	5
Editorial Board	5
Editorial Board	4
Linear configurations containing 4-term arithmetic progressions are uncommon	4
Hypergraphs without exponents	4
CI-property of C4
Combinatorics of continuants of continued fractions with 3 limits	4
Contributions to Ma's conjecture concerning abelian difference sets with multiplier −1 (I)	4
A further look at the sum of the parts with the same parity in the partitions of n	4
More on r-cross t-intersecting families for vector spaces	4
A bijection for length-5 patterns in permutations	4
New string attractor-based complexities for infinite words	4
Two counterparts of the TFK formula for cylinder graphs	4
On the deepest cycle of a random mapping	4
A short combinatorial proof of dimension identities of Erickson and Hunziker	4
Explicit upper bounds for the Stirling numbers of the first kind	4
Normalized characters of symmetric groups and Boolean cumulants via Khovanov's Heisenberg category	4
Reconstruction of hypermatrices from subhypermatrices	4
Some expansion formulas for q-series and their applications	4
Infinite monochromatic patterns in the integers	3
Perfect codes in vertex-transitive graphs	3

Explicit formulas for a family of hypermaps beyond the one-face case	3
Linked partition ideals and a family of quadruple summations	3
Chromatic posets	3
A rank two Leonard pair in Terwilliger algebras of Doob graphs	3
Infinite Sperner's theorem	3
On t-core and self-conjugate (2t − 1)-core partitions in arithmetic progressions	3
Multivariate P- and/or Q-polynomial association schemes	3
Exceptional 2-to-1 rational functions	3
A lower bound on the number of inequivalent APN functions	3
Nowhere-zero 3-flows in Cayley graphs on supersolvable groups	3
A Kruskal–Katona-type theorem for graphs: q-Kneser graphs	3
Proving identities on weight polynomials of tiered trees via Tutte polynomials	3
Quadratic sets on the Klein quadric	3
The group structures of automorphism groups of elliptic curves over finite fields and their applications to optimal locally repairable codes	3
An improved lower bound for multicolor Ramsey numbers and a problem of Erdős	3
Subdivisions of shellable complexes	3
Point-line geometries related to binary equidistant codes	3
Diametric problem for permutations with the Ulam metric (optimal anticodes)	3
Abelian closures of infinite binary words	3
Improved Elekes-Szabó type estimates using proximity	3
Combinatorics of quasi-hereditary structures	3
Van Lint–MacWilliams' conjecture and maximum cliques in Cayley graphs over finite fields	3
Proof of Dilks' bijectivity conjecture on Baxter permutations	3
New results on orthogonal arrays OA(3,5,4n + 2)	3
New constructions of strongly regular Cayley graphs on abelian non p-groups	3
Combinatorics of integer partitions with prescribed perimeter	3
On the difference of the enhanced power graph and the power graph of a finite group	3