Denominators of the Harary index for the n-halved cube graph.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =3a(6) =3a(7) =3a(8) =1a(9) =5a(10) =5a(11) =15a(12) =15a(13) =105a(14) =105a(15) =105a(16) =105a(17) =315a(18) =315a(19) =315a(20) =315a(21) =3465a(22) =3465a(23) =3465a(24) =693a(25) =9009a(26) =3003a(27) =3003a(28) =3003a(29) =5005