O.g.f. A(x) satisfies: [x^n] exp( n^2 * x*A(x)^2 ) * (2 - A(x)) = 0 for n > 0.
A305108
O.g.f. A(x) satisfies: [x^n] exp( n^2 * x*A(x)^2 ) * (2 - A(x)) = 0 for n > 0.
Terms
- a(0) =1a(1) =1a(2) =12a(3) =342a(4) =16080a(5) =1090400a(6) =99884736a(7) =11885278104
External references
- oeis: A305108