G.f. A(x) satisfies: Sum_{n>=0} x^n * ( 1/(1-x)^n - A(x) )^n = 1.
A319467
G.f. A(x) satisfies: Sum_{n>=0} x^n * ( 1/(1-x)^n - A(x) )^n = 1.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =5a(5) =17a(6) =69a(7) =310a(8) =1530a(9) =8079a(10) =45325a(11) =268362a(12) =1667358a(13) =10831443a(14) =73328952a(15) =515991884a(16) =3765585347a(17) =28445023673a(18) =222041323198
External references
- oeis: A319467