Invited Talks:

- Rado Numbers of Regular Non-homogeneous Equations, 1st Workshop on Graph Theory, Combinatorics and Application (GTCA 2019), United Arab Emirates University(UAEU), Al Ain, UAE, October 9-10, 2019
- On Average Length of the Games, CARMA Workshop on Computer Aided Proof, University of Newcastle, Australia, June 2019
- A Probabilistic Two-Pile Game, CARMA Workshop on Computer Aided Proof, University of Newcastle, Australia, June 2019
- Moment Method on Ramsey Numbers, "Ola Bratteli" Mathematical Physics Seminar and Mathematics in Thailand Colloquium, Thammasat University, Thailand, April 2018
- Time for the New Ansatz (?), 23rd Conference on Applications of Computer Algebra , Session: Algorithmic Combinatorics, Jerusalem, Israel, July 2017
- Roles of Computer in Mathematics, Thailand Science Fair, Thailand, December 2016
- Finite State Method for Combinatorial Games, Colloquia, Queens College, March 2008
- Finite State Method for Combinatorial Games, Workshop on Combinatorial Game Theory, BIRS Alberta, Canada, January 2008
- Computer-Generated Conjectures(!) and Proofs(!!) in Combinatorial Game Theory (II), AMS Special Session on Applications of Computer Algebra in Enumerative and Algebraic Combinatorics, Joint Mathematics Meetings San Diego, January 2008

Seminar Talks:

- Sequences: Polynomial, C-finite, Holonomic, ..., Math. Seminar, Mahidol University International College (MUIC), Thailand, January 22, 2020
- A Quantitative Study on Average Number of Spins of Two-Player Dreidel, Math. Seminar, Mahidol University International College (MUIC), Thailand, September 2019
- It is Impossible to Solve Chomp(?), Math. Seminar, MUIC, Thailand, March 2019
- The On-Line Encyclopedia of Integer Sequences® (OEIS®), Math. Seminar, MUIC, Thailand, September 2018
- Statistics of Domino Tilings on a Rectangular Board, The Eighteenth International Conference on Fibonacci Numbers and Their Applications, Dalhousie University, Halifax, Canada, July 2018
- Boolean Function and Covering Systems, Math. Seminar, MUIC, Thailand, June 2018
- The Curious Bounds of Floor Function Sums, Joint Mathematics Meetings 2018, San Diego, USA, January 2018
- The Wholesale Combinatorialist, Math. Seminar, MUIC, Thailand, October 2017
- Symmetric Functions and Identities from Their Character Tables, Math. Seminar, MUIC, Thailand, May 2017
- Asymptotic Analysis of Partition Function p(n), Math. Seminar, MUIC, Thailand, February 2017
- On the Minimum Number of Monochromatic Generalized Schur Triples, Joint Mathematics Meetings 2017, Atlanta, USA, January 2017
- On Arithmetic Combinatorics, Math. Seminar, MUIC, Thailand, October 2016
- Generalized Fibonacci Numbers with Matrix Method, The Seventeenth Internatinal Conference on Fibonacci Numbers and Their Applications, Universit´e de Caen-Normandie, Caen, France, June/July 2016
- Apery Miracle , Math. Seminar, MUIC, Thailand, May 2016
- Bijective Proof, Math. Seminar, MUIC, Thailand, January 2016
- On Central Limit Theorem and Moment Calculus, Math. Seminar, MUIC, Thailand, November 2015
- Probabilistic Method, Math. Seminar, MUIC, Thailand, June 2015
- Schmidt’s Conjecture, Combinatorics Seminar, RISC, Austria, March 2012
- Evaluating a Determinant , Combinatorics Seminar, RISC, Austria, June 2011
- A Symbolic Finite State Approach to Automated Theorem Proving , Combinatorics Seminar, RISC, Austria, December 2010
- Math And Chess , Farewell Talk, Dickinson College, April 2009
- When Harry met Sally ... , Graduate Student Combinatorics Seminar, Rutgers University, October 2007
- Some fun with the minimum number of same color Schur triples on [1,n], Graduate Student Combinatorics Seminar, Rutgers University, October 2007
- Experimental Math and Ramsey Theory , Introduction to Mathematics at Rutgers (IMR), Rutgers University, September 2007
- Dancing with Toads and Frogs, Experimental Mathematics seminar, Rutgers University, January 2007
- On playing games, Graduate Pizza seminar, Rutgers University, December 2006
- Ramsey Theory, Graduate Pizza seminar, Rutgers University, January 2006