User contributions for 173.230.18.196

11 October 2019

• 02:1302:13, 11 October 2019 diff hist +1,858‎ N Leonardo number ‎ →‎External links current
• 02:1102:11, 11 October 2019 diff hist +8,587‎ N Lucas number ‎ →‎External links current

3 October 2019

• 18:4718:47, 3 October 2019 diff hist +21,948‎ N Polygonal number ‎ →‎External links current
• 18:4718:47, 3 October 2019 diff hist +8,495‎ N Centered polygonal number ‎ →‎References current

28 September 2019

• 12:3412:34, 28 September 2019 diff hist +10,323‎ N Hyperperfect number ‎ →‎External links current