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)
1Jean Ier de Ponthieu-Montgomery (~1142-30/06/1191)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Guy II de Ponthieu-Montgomery (~1115-1147)
3Ida de Saint Pol (~1120-~1178)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Guillaume II de Belleme-Montgomery (~1095-29/06/1171)
5Alix de Bourgogne (~1080-28/02/1141)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Robert II de Belleme-Montgomery (1055-1114)
9Agnès de Ponthieu (1064-~1101)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Roger II de Montgommery (~1030-27/09/1094)
17Mabille de Bellême (~1025-1079)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
34Guillaume II de Bellême (~0995-~1052)
35Hildeburge de Beaumont-au-Maine (1000-08/12/1042)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
68Guillaume d'Alençon (0961-1031)
69Mathilde de Ganelon (~0970-1033)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
136Yves de Bellême (~0922-1008)
137Godehilde de Beaumont Maine (0939-)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
274Hugues Ier du Mans (0891-0947)
275Bilihildis du Maine (0892-01/01/0952)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
548Rotger Ier du Maine (0866-31/10/0900)
549Rothilde de France (~0871-22/03/0925)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1098Charles II de France (13/06/0823-0877)
1099Richilde de Metz (0842-02/06/0910)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
2196Louis Ier le Pieux de France (16/04/0778-20/06/0840)
2197Judith de Bavière (0805-19/04/0843)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
4392Charlemagne de France (02/04/0747-28/01/0814)
4393Hildegarde von Vintzgau (~0757-26/04/0783)