a(n) = A340556(2*n, n), the central terms of the second order Eulerian numbers.
A367369
a(n) = A340556(2*n, n), the central terms of the second order Eulerian numbers.
Terms
- a(0) =1a(1) =1a(2) =22a(3) =1452a(4) =195800a(5) =44765000a(6) =15548960784
External references
- oeis: A367369