| NOUN | a triangular pyramidal number | triangular pyramidal numbers |
NOUN article.ind sg | pl
18 translations
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Usage Examples English
- A pyramidal number is a figurate number that represents a pyramid with a polygonal base and a given number of triangular sides.
- 105 is a triangular number, a dodecagonal number, and the first Zeisel number.
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Contains translations by TU Chemnitz and Mr Honey's Business Dictionary (German-English only).
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