- Single (1)
- Double (2)
- Triple (3)
- Quadruple (4)
- Quintuple or Pentuple (5)
- Sextuple or Hextuple (6)
- Septuple (7)
- Octuple (8)
- Nonuple (9)
- Decuple (10)
- Hendecuple or Undecuple (11)
- Duodecuple (12)
- Centuple (100)
feb 22 2013 ∞
feb 22 2013 +
feb 22 2013 +