List of 25 ancestors found in 40 iterations (25 distinct persons and 25 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Isabelle de Landas (~1378-)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Baudouin de Landas (~1348-)
3Jeanne de Camphin (~1350-1418)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Baudouin de Landas (~1316-)
5Phane Cocquerel (1322-)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Jean de Landas (~1288-1316)
9Marie de Warenghien (~1290-)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Andrieu de Landas (~1258-)
17Isabeau d'Ardres de Courteville d'Hodicq (1260-1318)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
32Jean Ier de Landas (~1230-)
33Boucharde de Bourghelles (~1232-)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
64Amaury X de Landas (~1190-)
65Marguerite de Bouvignies (~1195-1246)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
130Eugène de Bouvigny (1165-1231)
131Alix de Waencourt (1175-1218)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
260Nestor de Bouvigny (1136-1197)
261Henriette d'Olhain (1147-1202)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
522Wallerand d'Ollehain (~1115-1178)
523Blanche de Bours (~1125-)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1046Louis de Bours (~1100-~1154)
1047Jeanne de Rollancourt (~1105-~1159)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
2094Hugues II de Rollancourt (05/09/1072-13/12/1125)
2095Jeanne de Blingel (~1085-~1135)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
4188Hugues II de Rollancourt (10/07/1040-)
4189Berthe de Montcavrel (29/04/1052-05/06/1106)