From the Huskers.com article
Series History: Illinois leads the all-time series, 21-8, over Nebraska in a series that dates back to 1921. Nebraska is 6-14 against Illinois since joining the Big Ten, and the Illini have won seven straight meetings. Nebraska has won once in Champaign since joining the Big Ten, a 76-67 win on Jan. 16, 2016. Prior to Nebraska joining the conference in 2011-12, the Huskers and Illini had played only once since 1976 - a 100-73 Husker victory in the 1990 San Juan Shootout.