Number of unlabeled connected identity interval graphs with n nodes.

A005974

Number of unlabeled connected identity interval graphs with n nodes.

Terms

    a(0) =1a(1) =0a(2) =0a(3) =0a(4) =0a(5) =4a(6) =27a(7) =172a(8) =1141a(9) =8017a(10) =60319a(11) =486372a(12) =4196384a(13) =38621356a(14) =377949874a(15) =3920335179a(16) =42975606304a(17) =496545261764

External references