List of 21 ancestors found in 30 iterations (21 distinct persons and 21 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Marie Laval (15/11/1812-07/03/1896)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
Generation 3 - 4 person(s) on 8 (4 distinct persons)
Generation 4 - 4 person(s) on 16 (4 distinct persons)
Generation 5 - 4 person(s) on 32 (4 distinct persons)
Generation 6 - 4 person(s) on 64 (4 distinct persons)