In a certain sequence, the next term is found by taking the number before it minus the number two numbers before it.

For example, in the sequence a, b, c, d... c = b-a, d = c-b, and so on.

Starting with 54 and 93, what would be the sum of the first six thousand terms?

(In reply to In general by Lee)

roflmao !

Posted by SilverKnight on 2003-12-08 10:48:34