Assertion: new toothpick | /r/CapableOf | have at one of its endpoints
Facets:
value: exactly
type: DEGREE
Source sentences:
text: If the third condition in the definition is changed to "- Each new toothpick must have at exactly one of its endpoints touching the midpoint of an existing toothpick" then the same sequence is obtained.
text: If the third condition in the definition is changed to "- Each new toothpick must have at least one of its endpoints touching the midpoint of an existing toothpick" then the sequence n^2 - n + 1 is obtained, because there are no holes left in the grid.