(Translated by https://www.hiragana.jp/)
WALS Online - Datapoint Ainu / Numeral Bases
The Wayback Machine - https://web.archive.org/web/20201027065533/https://wals.info/valuesets/131A-ain

Datapoint Ainu / Numeral Bases

Language:Ainu
Feature:Numeral Bases by Bernard Comrie
Value:Pure vigesimal

Examples

Sentence igt-2268:
wan e asikne hotne
wan
ten
e
thereby
asikne
five
hotne
twenty
90 (i.e. ten on the way to five twenties)

References