List of 81 ancestors found in 40 iterations (80 distinct persons and 81 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 - 8 person(s) on 8 (8 distinct persons)
8Burchard von Barby (~1450-1505)
9Madeleine von Mecklenburg-Stargard (1460-1532)
10Gebhard von Mansfeld (1478-1558)
11Margareta von Gleichen (~1480-1567)
12Ernest d'Anhalt-Zerbst (1453-1516)
13Marguerite von Munsterberg (1473-1530)
14Joachim von Brandenburg (1484-1535)
15Isabelle de Danemark (1485-1555)
Generation 4 - 10 person(s) on 16 (10 distinct persons)
Generation 5 - 18 person(s) on 32 (17 distinct persons)
Generation 6 - 20 person(s) on 64 (20 distinct persons)
Generation 7 - 12 person(s) on 128 (12 distinct persons)
Generation 8 - 6 person(s) on 256 (6 distinct persons)