SOLUTION: What is the nth number in the sequence? 1,5,12,22...n

Algebra.Com
Question 651209: What is the nth number in the sequence?
1,5,12,22...n

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!
your sequence represents numbers are given by with n=0, +/-1, +/-2, ...
in your case we will start with




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