E.g.f. satisfies: A(x) = A( x/(1-x)^3 ) * (1-x)/(1+2*x) with A(0)=0.
A261886
E.g.f. satisfies: A(x) = A( x/(1-x)^3 ) * (1-x)/(1+2*x) with A(0)=0.
Terms
- a(0) =0a(1) =1a(2) =-2a(3) =11a(4) =-96a(5) =1080a(6) =-13776a(7) =179592a(8) =-2257536a(9) =36167616a(10) =-1328400000a(11) =53474351040a(12) =-364978483200
External references
- oeis: A261886