Geometric progression
WordNet
noun
(1) (mathematics) a progression in which each term is multiplied by a constant in order to obtain the next term
"1-4-16-64-256- is the start of a geometric progression"
WiktionaryText
Noun
geometric progression (plural geometric progressions)
- A sequence in which each term except the first is obtained from the previous by multiplying it by a constant value, known as the common ratio of the arithmetic progression.