Coefficients in the power series A(x) such that: x*A(x) = Sum_{n=-oo..+oo} (-1)^n * x^(n*(n+1)) * A(x)^n.
A357221
Coefficients in the power series A(x) such that: x*A(x) = Sum_{n=-oo..+oo} (-1)^n * x^(n*(n+1)) * A(x)^n.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =8a(4) =26a(5) =97a(6) =361a(7) =1399a(8) =5532a(9) =22318a(10) =91387a(11) =379037a(12) =1588769a(13) =6720065a(14) =28645624a(15) =122937300a(16) =530748439a(17) =2303446566a(18) =10043922651a(19) =43979954296a(20) =193309569331a(21) =852599816069
External references
- oeis: A357221