(1/n)*A205126(n).

Terms

a(0) =3a(1) =4a(2) =1a(3) =2a(4) =4a(5) =8a(6) =4a(7) =1a(8) =20a(9) =2a(10) =1a(11) =4a(12) =32a(13) =2a(14) =12a(15) =3a(16) =4a(17) =10a(18) =4a(19) =1a(20) =240a(21) =46a(22) =16a(23) =2a(24) =92a(25) =16a(26) =416a(27) =1a(28) =64a(29) =6