If you are looking for this specific file because of an error (like "The type initializer for 'CrystalDecisions.CrystalReports.Engine.ReportDocument' threw an exception"), upgrading to the latest Service Pack usually resolves the issue.
This filename typically refers to the (Service Pack 20). crforvs -13-0-20.exe download
SAP maintains a dedicated page for Crystal Reports for Visual Studio downloads. If you are looking for this specific file