Enumeration of a dual set of Stirling permutations by their alternating runs
arXiv:1506.08716 · doi:10.1017/S0004972716000186
Abstract
In this paper, we count a dual set of Stirling permutations by the number of alternating runs. Properties of the generating functions, including recurrence relations, grammatical interpretations and convolution formulas are studied.
8 pages