G.f. A(x) satisfies: A(x) = G(G(x)) where G(x) = x - A(x)^2 = g.f. of A139702.
A139715
G.f. A(x) satisfies: A(x) = G(G(x)) where G(x) = x - A(x)^2 = g.f. of A139702.
Terms
- a(0) =1a(1) =-2a(2) =10a(3) =-69a(4) =568a(5) =-5250a(6) =52792a(7) =-566830a(8) =6420640a(9) =-76095972a(10) =938077528a(11) =-11975951312a(12) =157808048792
External references
- oeis: A139715