Central terms of triangle A277295 in even-indexed rows; a(n) = A277295(2*n,n-1).
A277299
Central terms of triangle A277295 in even-indexed rows; a(n) = A277295(2*n,n-1).
Terms
- a(0) =1a(1) =14a(2) =698a(3) =56410a(4) =6036632a(5) =784844330a(6) =118467338692
External references
- oeis: A277299