G.f. A(x) satisfies: A(x) = B(x)*(A(x) - x*C(x)) where B(x) = A(x/B(x)) and C(x) = A(x*C(x)).
A247224
G.f. A(x) satisfies: A(x) = B(x)*(A(x) - x*C(x)) where B(x) = A(x/B(x)) and C(x) = A(x*C(x)).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =26a(5) =149a(6) =1024a(7) =7965a(8) =68192a(9) =632724a(10) =6294190a(11) =66579501a(12) =744194484a(13) =8747497833a(14) =107718981328
External references
- oeis: A247224