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)
64Ferrault Lefebvre (~1343-)
65Robine Lefebvre (~1345-1388)
68Robert Le Berseur (~1400-)
69Marie de Bruyères (~1400-)
Generation 7 - 6 person(s) on 128 (6 distinct persons)
Generation 8 - 6 person(s) on 256 (4 distinct persons)