Triangular number: Difference between revisions
Jump to navigation
Jump to search
ArrowHead294 (talk | contribs) m {{Wikipedia}} template is fixed now |
m Todo |
||
Line 8: | Line 8: | ||
== See also == | == See also == | ||
* [[OEIS: A000217]] | * [[OEIS: A000217]] | ||
[[Category:Math]] | [[Category:Math]] |
Latest revision as of 01:38, 15 December 2024
The triangular number or triangle number (Tn) gives the sum of integers starting at 1 up to n. It's the amount of objects in a dense planar equilateral arrangement.
Triangular numbers are used in the formation of highschool scales.