1003084907

Level: 
Project ID: 
1003084907
Accepted: 
1
Clonable: 
0
Easy: 
1
A sequence (an)n=1 is defined by the relations: a1=3; an+1=ann+2nN. Which of the following descriptions is used to define the given sequence?
a recursion formula of a sequence
a formula of the nth term
a list of sequence elements
a graph of a sequence