Expansion of e.g.f.: exp(2*x)/(1-2*x).
A082032
Expansion of e.g.f.: exp(2*x)/(1-2*x).
Terms
- a(0) =1a(1) =4a(2) =20a(3) =128a(4) =1040a(5) =10432a(6) =125248a(7) =1753600a(8) =28057856a(9) =505041920a(10) =10100839424a(11) =222218469376
External references
- oeis: A082032