G.f. A(x) satisfies: (1 - x*A(x))^7 = 1 - 7*x - x^7*A(x^7).
A352706
G.f. A(x) satisfies: (1 - x*A(x))^7 = 1 - 7*x - x^7*A(x^7).
Terms
- a(0) =1a(1) =3a(2) =13a(3) =65a(4) =351a(5) =1989a(6) =11650a(7) =69900a(8) =427167a(9) =2648438a(10) =16612947a(11) =105215448a(12) =671760933a(13) =4318468134a(14) =27926126553a(15) =181520036178
External references
- oeis: A352706