Meaning of triangular number | Babel Free
Definitions
Any integer that is the sum of n natural numbers from 1 to n.
Equivalents
Deutsch
Dreieckszahl
Español
número triangular
Suomi
kolmioluku
Italiano
numero triangolare
日本語
三角数
Nederlands
driehoeksgetal
Русский
треуго́льное число́
Examples
“Ten is a triangular number being the sum of 1, 2, 3, and 4.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.