Summary
Lists the database sequences in a database.
Note:
At ArcGIS Pro 2.4, this function is only supported for file geodatabases.
Syntax
ListDatabaseSequences (workspace)
| Parameter | Explanation | Data Type | 
| workspace | A database that has one or more sequences. | String | 
| Data Type | Explanation | 
| Object | A list of DatabaseSequence objects. Each object contains properties of the database sequence. | 
Code sample
List and describe the database sequences in a file geodatabase.
import arcpy
sequences = arcpy.da.ListDatabaseSequences("C:/Data/myGdb.gdb")
for seq in sequences:
    print('Sequence name: {}'.format(seq.name))
    print('Sequence start value: {}'.format(seq.startValue))
    print('Sequence increment value: {}'.format(seq.incrementValue))
    print('Sequence current value: {}'.format(seq.currentValue))