List of 15 ancestors found in 40 iterations (15 distinct persons and 15 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 de Portugal (05/07/1717-05/03/1786)
5Marie de Portugal (17/12/1734-20/03/1816)
6Charles d'Espagne (12/11/1748-19/01/1819)
7Louise de Bourbon-Parme (09/12/1751-02/01/1819)
Generation 3 - 8 person(s) on 8 (8 distinct persons)