CREATE TABLE table_21181 ("Show" TEXT, "Last Aired" FLOAT, "Previous Network" TEXT, "Retitled as/Same" TEXT, "New/Returning/Same Network" TEXT, "Returning" TEXT)

Which show was sent to syndication for its new/returning/same network.
SELECT "Show" FROM table_21181 WHERE "New/Returning/Same Network" = 'Syndication'
SELECT "Show" FROM "table_21181" WHERE "New/Returning/Same Network" = 'Syndication'