(y^3+y^4+y^5+y^6+y^7+y^8)*(y^0+y^1+y^2+y^3+y^4+y^5)*(y^0+y^1+y^2+y^3+y^4+y^5+y^6)*(y^0+y^1+y^2+y^3+y^4+y^5+y^6+y^7+y^8+y^9+y^10+y^11+y^12+y^13+y^14+y^15+y^16)

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