Characteristic numbers of Markov triples in the binary tree A368546.

Terms

a(0) =2a(1) =5a(2) =12a(3) =13a(4) =75a(5) =179a(6) =70a(7) =34a(8) =507a(9) =2923a(10) =1120a(11) =2673a(12) =15571a(13) =6089a(14) =408a(15) =89a(16) =3468a(17) =51709a(18) =19760a(19) =113922a(20) =1701181a(21) =651838a(22) =16725a(23) =39916a(24) =3472225a(25) =20226717a(26) =1354498a(27) =529673a(28) =3087111a(29) =206855