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)
1Albert-Azzon II d'Este (0954-0995)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Adalbert de Milan (0912-0974)
3Ermengarde de Toscane (0940-0987)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
6Humbert II de Toscane (~0907-0969)
7Bertrade de Toscane (~0907-)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
12Adalbert Ier d'Italie (0880-0923)
13Gisela de Frioul (0883-13/06/0910)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
26Béranger Ier de Frioul (0843-07/04/0924)
27Berthilde de Spolète (~0845-12/0915)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
52Saint Evrard de Frioul (0812-16/12/0866)
53Gisèle de Francie (04/0821-01/07/0874)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
106Louis Ier le Pieux de France (16/04/0778-20/06/0840)
107Judith de Bavière (0805-19/04/0843)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
212Charlemagne de France (02/04/0747-28/01/0814)
213Hildegarde von Vintzgau (~0757-26/04/0783)