List of 27 ancestors found in 40 iterations (27 distinct persons and 27 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Colard Ier de Habarcq (1098-1154)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Gaucher de Habarcq (1065-1129)
3Louise d'Avesnes (1082-1127)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
6Wallerand d'Avesnes (1053-)
7Berthe d'Aubigny-en-Artois (1065-1116)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
12Alexandre d'Avesnes (1019-1066)
13Mahaut de Hainaut (~1040-1089)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
26Baudouin VI de Flandre (1030-17/07/1070)
27Richilde de Hainaut (1027-15/03/1086)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
52Baudouin V le Pieux de Flandre (1012-13/09/1067)
53Adélaïde de France (1009-14/01/1079)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
104Baudouin IV le Barbu de Flandre (0988-30/05/1036)
105Ogive de Luxembourg (0986-1031)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
210Frederic Ier de Luxembourg (0965-06/09/1019)
211Irmentrude de Wetterau (0970-1024)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
420Siegfried de Luxembourg (0917-15/08/0998)
421Hedwige de Nordgau (0935-13/12/0992)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
842Hugues II de Nordgau (~0895-0940)
843Hildegarde de Ferrette (~0876-)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1686Lothaire II de Germanie (~0835-12/08/0875)
1687Waldrade de Wormsgau (0815-08/04/0879)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
3372Lothaire Ier de Germanie (0795-29/09/0855)
3373Ermengarde de Tours (0804-20/05/0851)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
6744Louis Ier le Pieux de France (16/04/0778-20/06/0840)
6745Ermengarde de Hesbaye (0780-03/10/0818)
Generation 13 - 2 person(s) on 8192 (2 distinct persons)
13488Charlemagne de France (02/04/0747-28/01/0814)
13489Hildegarde von Vintzgau (~0757-26/04/0783)