The "nth" term is a theoretical term based on the variable "n." This term is used to describe any term, and so is normally only used when n is all ready defined.
http://wiki.answers.com/Q/Nth+term+of+5+10+15+20+4...

n^2 + 1. n is the position of the number in the sequence, 2 is position one, 5 is position 2 and so forth. for the 3rd position do 3 squared (9) plus 1 = 10. goes up by 3 then 5 then
http://answers.yahoo.com/question/index?qid=201205...

The nth term is an approximation of a function using terms from the function's Taylor
http://www.chacha.com/question/whatisthenthter...

Type your answer here. The next numbers in the sequence are 55, 70, 87, 106, 127, etc.
http://wiki.answers.com/Q/What_is_the_nth_term_for...
