Wikimedi'Òc

Hexagonal number 28 with hexagon.svg - Squizzz

HexNumbers.svg - Tokyoni

Hexagonal number 28 as sum of gnomons.svg - Josve05a

Hexagonal numbers.svg - Andrew Pertsev

Polygonal Number 6.gif - Aldoaldoz

Nc polygon number6.PNG - Wdwdbot

Hexagonal number visual proof.svg - Cmglee

De-Sechseckszahl.ogg - Jeuwre

Hexagontal 9.svg - Dcastor