G.f. A(x) satisfies: 1+x = A(x)^2 + A(x)^6 - A(x)^7.
A249930
G.f. A(x) satisfies: 1+x = A(x)^2 + A(x)^6 - A(x)^7.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =65a(4) =1020a(5) =17915a(6) =336881a(7) =6634391a(8) =135085305a(9) =2820748975a(10) =60074608660
External references
- oeis: A249930