DBCC CHECKIDENT ('[TableOne]', RESEED, 0);
--You have TableOne - TableTwenty
--In your list, you have.
TableOne]', RESEED, 0);
TableTwo]', RESEED, 0);
TableThree]', RESEED, 0);
TableFour]', RESEED, 0);
TableFive]', RESEED, 0);
--etc.
DBCC CHECKIDENT \('[\('DBCC CHECKIDENT ('[TableOne]', RESEED, 0);
DBCC CHECKIDENT ('[TableTwo]', RESEED, 0);
DBCC CHECKIDENT ('[TableThree]', RESEED, 0);
DBCC CHECKIDENT ('[TableFour]', RESEED, 0);
DBCC CHECKIDENT ('[TableFive]', RESEED, 0);