List of 25 ancestors found in 40 iterations (25 distinct persons and 25 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Béatrix de Saint Pol (~1147-)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Anselme Ier Campdavène de Saint Pol (1125-1174)
3Eustachie de Blois (14/06/1134-1200)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
6Etienne de Blois (1092-25/10/1154)
7Mathilde de Boulogne (~1106-03/05/1152)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
14Eustache III de Boulogne (1058-1125)
15Marie d'Ecosse (1082-1118)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
28Eustache II de Boulogne (~1020-1093)
29Ide de Lorraine (~1035-13/08/1113)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
56Eustache de Boulogne (~0995-1049)
57Mahaut de Louvain (~0992-1059)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
114Lambert Ier de Louvain (0965-12/09/1015)
115Gerberge de Basse Lotharingie (0970-27/01/1018)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
228Régnier III de Hainaut de Mons (0920-0973)
229Adélaïde de Dagsbourg de Louvain (0930-0969)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
456Régnier II de Hainaut (~0882-0932)
457Adélaïde de Bourgogne (~0889-)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
912Régnier Ier au Long Col de Hainaut (25/10/0860-19/01/0915)
913Albérade de Lorraine (0862-24/01/0919)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1826Charles II de France (13/06/0823-0877)
1827Ermentrude d'Orléans (04/0825-0869)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
3652Louis Ier le Pieux de France (16/04/0778-20/06/0840)
3653Judith de Bavière (0805-19/04/0843)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
7304Charlemagne de France (02/04/0747-28/01/0814)
7305Hildegarde von Vintzgau (~0757-26/04/0783)