1^2 * 3^2 * 5^2 * ... * (p-4)^2 * (p-2)^2 where p is the n-th prime number (n >= 2).
A218536
1^2 * 3^2 * 5^2 * ... * (p-4)^2 * (p-2)^2 where p is the n-th prime number (n >= 2).
Terms
- a(0) =1a(1) =9a(2) =225a(3) =893025a(4) =108056025
External references
- oeis: A218536