List of 21 ancestors found in 40 iterations (21 distinct persons and 21 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)
16Jean Chasseur (15/03/1763-15/03/1847)
17Marie-Catherine Magis (09/05/1761-15/03/1847)
18Grégoire Dethier (~1770-)
19Marie-Catherine Moureau (~1772-)
Generation 5 - 4 person(s) on 32 (4 distinct persons)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
Generation 8 - 2 person(s) on 256 (2 distinct persons)