List of 39 ancestors found in 40 iterations (37 distinct persons and 39 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
Generation 4 - 4 person(s) on 16 (4 distinct persons)
Generation 5 - 6 person(s) on 32 (6 distinct persons)
Generation 6 - 10 person(s) on 64 (8 distinct persons)
Generation 7 - 8 person(s) on 128 (8 distinct persons)
134Arthur de Beauvois (~0945-1002)
135Isabeau de Boubers (~0953-1004)
136Wauthier II d'Olhain (~0953-1013)
137Blanche d'Hersin (~0964-1003)
140Eustache de Bours (0970-1017)
141Richilde de Wignacourt (~0973-)
142Hughes III de Boulogne dit de Saint Pol (~0978-1028)
143Aldegonde de Saint Pol (~0978-1032)
Generation 8 - 4 person(s) on 256 (4 distinct persons)