Expansion of e.g.f. sqrt((1 - x)/(1 - 3*x)).
A317618
Expansion of e.g.f. sqrt((1 - x)/(1 - 3*x)).
Terms
- a(0) =1a(1) =1a(2) =5a(3) =39a(4) =417a(5) =5685a(6) =94365a(7) =1847475a(8) =41686785a(9) =1065288105a(10) =30411314325a(11) =959236098975
External references
- oeis: A317618