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)
1Louise d'Avesnes (1082-1127)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Wallerand d'Avesnes (1053-)
3Berthe d'Aubigny-en-Artois (1065-1116)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Alexandre d'Avesnes (1019-1066)
5Mahaut de Hainaut (~1040-1089)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
10Baudouin VI de Flandre (1030-17/07/1070)
11Richilde de Hainaut (1027-15/03/1086)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
20Baudouin V le Pieux de Flandre (1012-13/09/1067)
21Adélaïde de France (1009-14/01/1079)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
40Baudouin IV le Barbu de Flandre (0988-30/05/1036)
41Ogive de Luxembourg (0986-1031)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
82Frederic Ier de Luxembourg (0965-06/09/1019)
83Irmentrude de Wetterau (0970-1024)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
164Siegfried de Luxembourg (0917-15/08/0998)
165Hedwige de Nordgau (0935-13/12/0992)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
330Hugues II de Nordgau (~0895-0940)
331Hildegarde de Ferrette (~0876-)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
662Lothaire II de Germanie (~0835-12/08/0875)
663Waldrade de Wormsgau (0815-08/04/0879)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1324Lothaire Ier de Germanie (0795-29/09/0855)
1325Ermengarde de Tours (0804-20/05/0851)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
2648Louis Ier le Pieux de France (16/04/0778-20/06/0840)
2649Ermengarde de Hesbaye (0780-03/10/0818)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
5296Charlemagne de France (02/04/0747-28/01/0814)
5297Hildegarde von Vintzgau (~0757-26/04/0783)