Expansion of e.g.f.: exp(9*x/(1-2*x)) / sqrt(1-4*x^2).
A202835
Expansion of e.g.f.: exp(9*x/(1-2*x)) / sqrt(1-4*x^2).
Terms
- a(0) =1a(1) =9a(2) =121a(3) =2025a(4) =40401a(5) =927369a(6) =24000201a(7) =689220009a(8) =21710549025a(9) =743187098889
External references
- oeis: A202835