---

def f(k1,k2,h):
            if k1+k2>=81:
                        return h%2==0
            if h ==0:
                        return 0
            t = [f(k1+1,k2,h-1),f(k1,k2+1,h-1),f(k1*2,k2,h-1),f(k1,k2*2,h-1)]
            return any(t) if (h-1)%2==0 else all(t)
print([k2 for k2 in range(1,74) if f(7,k2,2)])
print([k2 for k2 in range(1,74) if not f(7,k2,1) and f(7,k2,3)])
print([k2 for k2 in range(1,74) if not f(7,k2,2) and f(7,k2,4)])