COMPTES RENDUS MATHEMATIQUE, cilt.358, sa.5, ss.535-550, 2020 (SCI-Expanded)
In this paper, polynomials whose coefficients involve r-Lah numbers are used to evaluate several summation formulae involving binomial coefficients, Stirling numbers, harmonic or hyperharmonic numbers. Moreover, skew-hyperharmonic number is introduced and its basic properties are investigated.