Assertion: hexagon's number | /r/CapableOf | run to \displaystyle 3n^{2}-3n+1
Facets:
value: from 1
type: OTHER
Source sentences:
text: The numbers in the hexagon are consecutive, and run from 1 to ( 3 n 2 − 3 n + 1 ) {\displaystyle (3n^{2}-3n+1)} .