Smallest x such that Floor[A000040(x)/A002808(x)]=n.

Terms

a(0) =5a(1) =16a(2) =40a(3) =98a(4) =241a(5) =591a(6) =1393a(7) =3386a(8) =8313a(9) =20393a(10) =50189a(11) =123972a(12) =308917a(13) =776173a(14) =1953900a(15) =4942615a(16) =12556599a(17) =32045879a(18) =82012870a(19) =210587095a(20) =542262360a(21) =1400124552a(22) =3623612454a(23) =9398492120a(24) =24425121427a(25) =63595807021a(26) =165867439024