Changes related to "Pyramidal number"
This is a list of recent changes to pages linked from a specified page (or to members of a specified category). Changes to pages on your watchlist are shown with a green bullet.
23 July 2016
- (diff | hist) . . Polygonal number; 19:47 . . (+50) . . 2605:6000:8e81:e800:b95f:2012:a8ab:bcb4 (→Combinations)