a(n) = product of n successive numbers up to n, if n is odd a(n) = n*(n-1)*.. = n!, if n is even a(n) = n(n+1)(n+2)... 'n' terms.
A113550
a(n) = product of n successive numbers up to n, if n is odd a(n) = n*(n-1)*.. = n!, if n is even a(n) = n(n+1)(n+2)... 'n' terms.
Terms
- a(0) =1a(1) =6a(2) =6a(3) =840a(4) =120a(5) =332640a(6) =5040a(7) =259459200a(8) =362880a(9) =335221286400a(10) =39916800a(12) =6227020800
External references
- oeis: A113550