hi, i have a math problem
Term ......... . . Pattern
_________l__________________
...1 ............. 2
... 2 ............. 6
...3 ............. 18
...4 ............. 54
...5 ............. 162
so the pattern is start at 2 times 3 each time. but i need a expression
ex. n+5
N is the term, N and something else has to give me the pattern
please help me