Definitions by KNN128
N1C10R
Negative-first-cousin-ten-times-removed: great-great-great-great-great-great-great-great-grandparent or great-great-great-great-great-great-great-great-grandchild.
N1C8R
Negative-first-cousin-eight-times-removed: great-great-great-great-great-great-grandparent or great-great-great-great-great-great-grandchild.
N1C5R
Negative-first-cousin-five-times-removed: great-great-great-grandparent or great-great-great-grandchild.
My great-great-great-grandparent is my N1C5R in theory and my great-great-great-grandchild is also my N1C5R in theory.
N1C4R
Negative-first-cousin-four-times-removed: great-great-grandparent or great-great-grandchild.
My great-great-grandparent is my N1C4R in theory and my great-great-grandchild is also my N1C4R in theory.
N1C3R
Negative-first-cousin-thrice-removed: great-grandparent or great-grandchild.