a(n) = coefficient of x^n in A(x) where x = Sum_{n=-oo..+oo} (-1)^(n-1) * x^(n*(n+1)) * A(x)^(n^2).
A359669
a(n) = coefficient of x^n in A(x) where x = Sum_{n=-oo..+oo} (-1)^(n-1) * x^(n*(n+1)) * A(x)^(n^2).
Terms
- a(0) =1a(1) =1a(2) =0a(3) =3a(4) =6a(5) =13a(6) =55a(7) =142a(8) =429a(9) =1495a(10) =4538a(11) =14894a(12) =50279a(13) =164189a(14) =554402a(15) =1883870a(16) =6371434a(17) =21854442a(18) =75183191a(19) =259137380a(20) =899092908a(21) =3127293679a(22) =10907931688a(23) =38188033950a(24) =133998312862a(25) =471339759941
External references
- oeis: A359669