Expansion of g.f. A(x) satisfying 2 = Sum_{n=-oo..+oo} (-1)^n * x^n * (2*A(x) + x^(2*n-1))^(n+1).
A363182
Expansion of g.f. A(x) satisfying 2 = Sum_{n=-oo..+oo} (-1)^n * x^n * (2*A(x) + x^(2*n-1))^(n+1).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =20a(4) =68a(5) =234a(6) =824a(7) =2956a(8) =10750a(9) =39540a(10) =146864a(11) =550096a(12) =2075432a(13) =7880046a(14) =30086704a(15) =115445028a(16) =444941028a(17) =1721720032a(18) =6686357238a(19) =26051961396a(20) =101810056296a(21) =398962013908
External references
- oeis: A363182