I don’t understand this problem. I know this is a riddle type problem but still can anyone provide any hint at all?
It might be too late but it represents sequence - a(n) is the smallest positive integer such that a(n)*(1^n + 2^n + ... + x^n) is a polynomial in x with integer coefficients
a(n) is the smallest positive integer such that a(n)*(1^n + 2^n + ... + x^n) is a polynomial in x with integer coefficients