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 - 4 person(s) on 4 (4 distinct persons)
4Pierre Gilbert (~1773-)
5Catherine Berger (~1792-)
6Constant Bleunar (17/04/1811-19/12/1880)
7Sylvie Daublain (26/03/1814-09/10/1873)
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)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
Generation 7 - 2 person(s) on 128 (2 distinct persons)