Number of dependable interval graphs with n nodes.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =4a(6) =19a(7) =93a(8) =539a(9) =3474a(10) =24856a(11) =192972a(12) =1613219a(13) =14410374a(14) =136920388a(15) =1378542639a(16) =14663082556a(17) =164340455701