Rectangular and trapezoidal arrangements

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We study rectangular and trapezoidal arrangements of identical objects and answer the following questions. How many such arrangements are possible with n objects? For which numbers k, does there exist a number n of objects that allows exactly k such arrangements? In those cases where it exists, what is the least such number n?
Original languageEnglish
Number of pages8
JournalJournal of Integer Sequences
Issue number99.1.6
Publication statusPublished - 1999


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