a(n) = 2^n*(2*n)!/((n+1)!).
A152029
a(n) = 2^n*(2*n)!/((n+1)!).
Terms
- a(0) =1a(1) =2a(2) =16a(3) =240a(4) =5376a(5) =161280a(6) =6082560a(7) =276756480a(8) =14760345600a(9) =903333150720
External references
- oeis: A152029
A152029
a(n) = 2^n*(2*n)!/((n+1)!).