The second power of 2n + 1 power y of the monomial - 3 π A is the same as the third power of the sixth power ay of the monomial - 10 / 7

The second power of 2n + 1 power y of the monomial - 3 π A is the same as the third power of the sixth power ay of the monomial - 10 / 7

-3πa^(2n+1)y^2
(-10/7)^6ay^3
According to the meaning of the title
2n+1+2=1+3
2n=1
n=1/2