> For example, suppose you used two table, one 19 entries long and > the other 17. The total repeating sequence is 323 long. The table > sizes are roughly squared at the cost of twice the lookup cycles plus > a little to combine the two table results Can you explain that a little further please -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist