Question

AN=N. N +1 cálculos​

Answer 1

AN=N. (N +1)

A1=1. (1+1) = 1.(2) = 2

A2=2. (2 +1)= 2.(3) = 6

A3=3. (3+1) =3.(4) =12

A4=4. (4 +1)=4.(5)= 20

A5=5. (5 +1)=5.(6)= 30