Expansion of 1/(1 - Sum_{k>=1} (2*k-1)!!*x^k).
A295553
Expansion of 1/(1 - Sum_{k>=1} (2*k-1)!!*x^k).
Terms
- a(0) =1a(1) =1a(2) =4a(3) =22a(4) =154a(5) =1330a(6) =13882a(7) =171802a(8) =2474098a(9) =40738594a(10) =755322778a(11) =15566915770a(12) =352862768434
External references
- oeis: A295553