List of 29 ancestors found in 40 iterations (27 distinct persons and 29 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 - 2 person(s) on 16 (2 distinct persons)
Generation 5 - 4 person(s) on 32 (4 distinct persons)
Generation 6 - 4 person(s) on 64 (4 distinct persons)
Generation 7 - 6 person(s) on 128 (6 distinct persons)
128Guillaume Lefebvre (1310-1372)
129Jeanne de Bourgon (1320-)
130Jean Le Fébvre (~1300-1361)
131? De Grainlhéville (~1302-)
136Colas Le Berseur (~1380-)
137Marguerite de Chanteloup (~1380-)
Generation 8 - 6 person(s) on 256 (4 distinct persons)