Question

which are the two number who have their infinite product one.​

Answer 1

Answer:

From MO: 25=3690=6290=ζ(4)ζ(2)2=∏p(1−1 p2)2(1−1p4)=∏p((p2−1)2(p2+1)(p2−1))=∏p( p2−1p2+1). ⟹∏p(p2−1p2+1)=25.

Answer 2

Step-by-step explanation:

2 and 3

2 are not in any table

and 3 is same as 2