a(n) = (1/n)*A204983(n).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =3a(5) =1a(6) =1a(7) =1a(8) =7a(9) =3a(10) =93a(11) =1a(12) =315a(13) =1a(14) =1a(15) =1a(16) =15a(17) =7a(18) =13797a(19) =3a(20) =3a(21) =93a(22) =89a(23) =1a(24) =41943a(25) =315a(26) =9709a(27) =1a(28) =9256395a(29) =1