SQL Server 2008 for this, of course, but it isn't much harder in 2005, just more ungainly
SELECT CAST(X.digit+Y.digit AS INT)+1
FROM ( VALUES ('0'),('1'),('2'),('3'),('4'),('5'),('6'),('7'),('8'),('9')
)X (digit)
CROSS JOIN ( VALUES ('0'),('1'),('2'),('3'),('4'),('5'),('6'),('7'),('8'),('9')
)y(digit)