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)
1Jean d'Aubigny en Artois (1198-1262)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Charles d'Aubigny en Artois (1175-1240)
3Alliette de Saint-Omer (1183-1241)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
6Guillaume IV de Saint Omer (1150-1189)
7Ide d'Avesnes (~1150-01/01/1210)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
14Nicolas d'Oisy (1120-1171)
15Mathilde de Namur (1097-10/09/1169)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
30Godefroy Ier de Namur (1066-19/08/1139)
31Mathilde de Limbourg (1085-01/01/1141)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
60Albert III de Namur (1027-06/07/1102)
61Ida de Saxe Billung (~1035-14/08/1102)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
120Albert II de Namur (0997-15/12/1037)
121Réginlinde de Haute-Lorraine (1005-1067)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
240Albert I de Namur (~0959-)
241Ermengarde de Basse-Lotharingie (0975-01/01/1012)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
480Robert de Namur (~0920-0981)
481Ermengarde de Lorraine (~0940-)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
960Béranger de Namur (~0880-0946)
961Symphoria de Hainaut (0880-0952)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1922Régnier Ier au Long Col de Hainaut (25/10/0860-19/01/0915)
1923Albérade de Lorraine (0862-24/01/0919)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
3846Charles II de France (13/06/0823-0877)
3847Ermentrude d'Orléans (04/0825-0869)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
7692Louis Ier le Pieux de France (16/04/0778-20/06/0840)
7693Judith de Bavière (0805-19/04/0843)
Generation 13 - 2 person(s) on 8192 (2 distinct persons)
15384Charlemagne de France (02/04/0747-28/01/0814)
15385Hildegarde von Vintzgau (~0757-26/04/0783)