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)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
Generation 3 - 4 person(s) on 8 (4 distinct persons)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
Generation 5 - 4 person(s) on 32 (4 distinct persons)
32Jean-Piere Chardome (02/04/1699-11/09/1756)
33Marguerite Piette (10/06/1701-31/07/1773)
34Jacques Pierson (~1707-)
35Marie Gruslin (~1709-)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
Generation 7 - 2 person(s) on 128 (2 distinct persons)