I get this on beta5 for the first command: (100837962028354558549359124161681597*x^20 + 270917930127842441064021001407727686*x^ 19 - 15465362385090532027681012126697308*x^18 + 16986375609134831570968842775350*x^1 7 - 29476942979162692929636792384016*x^16 + 147550926306681751374468608357*x^15 + 13 339769627305215432298110948*x^14 + 33478195196624326088400980*x^13 - 323144229365218 6023750739*x^12 + 24170655490731720935025*x^11 + 865955675275487498612*x^10 - 200608 03083331090107*x^9 - 243338441403803107*x^8 + 5265846272236422*x^7 + 34263040880952* x^6 - 648382533165*x^5 - 4151669958*x^4 + 27170397*x^3 + 305604*x^2 + 949*x + 1)^2
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