Numbers whose Matula tree is a binary tree (i.e., root has degree 2 and all nodes except root and leaves have degree 3).

A111299

Numbers whose Matula tree is a binary tree (i.e., root has degree 2 and all nodes except root and leaves have degree 3).

Terms

    a(0) =4a(1) =14a(2) =49a(3) =86a(4) =301a(5) =454a(6) =886a(7) =1589a(8) =1849a(9) =3101a(10) =3986a(11) =6418a(12) =9761a(13) =13766a(14) =13951a(15) =19049a(16) =22463a(17) =26798a(18) =31754a(19) =48181a(20) =51529a(21) =57026a(22) =75266a(23) =85699a(24) =93793a(25) =100561a(26) =111139a(27) =128074a(28) =137987a(29) =196249

External references