G.f. A(x) satisfies A(x) = (1 + x*A(x) / (1-x))^6.
A371521
G.f. A(x) satisfies A(x) = (1 + x*A(x) / (1-x))^6.
Terms
- a(0) =1a(1) =6a(2) =57a(3) =614a(4) =7158a(5) =88002a(6) =1123689a(7) =14760024a(8) =198172050a(9) =2707560544a(10) =37522666803a(11) =526190125308
External references
- oeis: A371521