List of 35 ancestors found in 40 iterations (30 distinct persons and 35 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Alleaume III d'Arras (1125-1177)
3Marguerite d'Achiet (1128-1179)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
Generation 3 - 6 person(s) on 8 (5 distinct persons)
Generation 4 - 8 person(s) on 16 (8 distinct persons)
Generation 5 - 8 person(s) on 32 (12 distinct persons)
Generation 6 - 6 person(s) on 64 (6 distinct persons)