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Journal of Integer Sequences, Vol. 21 (2018), Article 18.9.7 |
Abstract:
We finish with two identities relating different kind of combinatorial objects.
(Concerned with sequences A000108 A000957 A001700 A009766 A033184 A035324 A039598 A049027 A065600 A065601 A294527.)
Received May 29 2018; revised version received October 18 2018. Published in Journal of Integer Sequences, December 13 2018.