Journal of Integer Sequences, Vol. 16 (2013), Article 13.7.2

Skyscraper Numbers

Tanya Khovanova
Department of Mathematics MIT
77 Massachusetts Avenue
Cambridge, MA 02139-4307

Joel Brewster Lewis
School of Mathematics
University of Minnesota
127 Vincent Hall, 206 Church St. SE
Minneapolis, MN 55455 USA


We introduce numbers, depending on three parameters, which we call skyscraper numbers. We discuss properties of these numbers and their relationship with Stirling numbers of the first kind, and we also introduce the skyscraper sequence.

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(Concerned with sequence A132393 A218531.)

Received May 3 2013; revised version received July 7 2013. Published in Journal of Integer Sequences, July 30 2013.

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