a(n) = coefficient of x^n in A(x) such that 1/x = Sum_{n=-oo..+oo} x^(n*(3*n+1)/2) * (A(x)^(3*n) - 1/A(x)^(3*n+1)).
A359921
a(n) = coefficient of x^n in A(x) such that 1/x = Sum_{n=-oo..+oo} x^(n*(3*n+1)/2) * (A(x)^(3*n) - 1/A(x)^(3*n+1)).
Terms
- a(0) =1a(1) =1a(2) =9a(3) =80a(4) =774a(5) =8077a(6) =89059a(7) =1021106a(8) =12048985a(9) =145347965a(10) =1784282449a(11) =22217589408a(12) =279934808090
External references
- oeis: A359921