UglyNumbers/DamienRice

def ugly(pos):
    count = 0
    uglys = [2,3,5]
    minVal = 0
    while count != pos-1:
        minVal = min(uglys)
        if uglys.count(minVal*2)==0:
            uglys.append(minVal*2)
        if uglys.count(minVal*3)==0:
            uglys.append(minVal*3)
        if uglys.count(minVal*5)==0:
            uglys.append(minVal*5)

        uglys.remove(minVal)
        count += 1

    print minVal

if __name__=='__main__':
    ugly(1550)

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UglyNumbers