List of 15 ancestors found in 40 iterations (15 distinct persons and 15 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Renaud Ier de Vermandois (~0987-1057)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Guy Ier de Vermandois (~0962-0988)
3Adèle d'Anjou (0955-1047)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Albert Ier de Vermandois (~0910-08/09/0987)
5Gerberge de Lorraine (~0935-)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
10Giselbert II de Maasgau (0880-02/10/0939)
11Gerberge de Saxe (0914-05/05/0984)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
20Régnier Ier au Long Col de Hainaut (25/10/0860-19/01/0915)
21Albérade de Lorraine (0862-24/01/0919)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
42Charles II de France (13/06/0823-0877)
43Ermentrude d'Orléans (04/0825-0869)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
84Louis Ier le Pieux de France (16/04/0778-20/06/0840)
85Judith de Bavière (0805-19/04/0843)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
168Charlemagne de France (02/04/0747-28/01/0814)
169Hildegarde von Vintzgau (~0757-26/04/0783)