Reducing the Erdős-Moser Equation 1n + 2n + ... + kn = (k+1)n Modulo k and k2. - Jonathan Sondow; Kieren MacMillan (Integers, 2011)

Proofs of Power Sum and Binomial Coefficient Congruences via Pascal's Identity. - Kieren MacMillan; Jonathan Sondow (Am. Math. Mon., 2011)

Primary Pseudoperfect Numbers, Arithmetic Progressions, and the Erdős-Moser Equation. - Jonathan Sondow; Kieren MacMillan (Am. Math. Mon., 2017)