Data Studio provides the option to show sequence DDL or allow users to export sequence DDL. It provides "Show DDL", "Export DDL", "Export DDL and Data"
Follow the steps to access the feature:
Or Select the Export DDL menu option to export DDL statements.
Or Select the Export DDL and Data menu option to export DDL statements and the select statement.
Refer to the following image:
Only the sequence owner or sysadmin or has the select privilege of the sequence, then only the operation can be performed.