threelonmusketeers to math@lemmy.worldEnglish · 1 year ago343867 and Tetrahedral Numbers - Numberphilewww.youtube.comexternal-linkmessage-square0linkfedilinkarrow-up110arrow-down10
arrow-up110arrow-down1external-link343867 and Tetrahedral Numbers - Numberphilewww.youtube.comthreelonmusketeers to math@lemmy.worldEnglish · 1 year agomessage-square0linkfedilink