a(0) = 1; a(n) = Sum_{k=0..n-1} (-1)^k * (k+1) * a(k) * a(n-k-1).
A376134
a(0) = 1; a(n) = Sum_{k=0..n-1} (-1)^k * (k+1) * a(k) * a(n-k-1).
Terms
- a(0) =1a(1) =1a(2) =-1a(3) =-6a(4) =17a(5) =141a(6) =-660a(7) =-6688a(8) =43837a(9) =521755a(10) =-4412893a(11) =-60477282a(12) =628119268a(13) =9772644140a(14) =-120524236108
External references
- oeis: A376134