m» 



19 



20 



21 



22 



Forma divisoriim 



76N-1- j,— 3,-h 5,+. 7,-1- 9,4-11,— 1 3,-1 5,-f-i 7 

 —37,-1-35,-33,— 3 1,-28,— 2 7,-4-25,-h23,-2i 



8oN^+ 1,-t- 3,-^ 73+ 9,— 1 1,— 13,-17,-19 

 —39,— 37,— 33,— 31,4-29,4-27,-1-23,4-21 



84N4- 1,4- 5,4-11,— 13,4-17,-^^19 

 4-41,4-37,4-31,-29,4-25,-^23 



88N-H 1,— 3,— 5,— 7,-^ 9,4-13,4-15,-17,4-19,4-21 

 -^43,-4 1 ,—39,— 3 7,4-35,4-3 1 ,4-29,-2 7,-f-25,4-2 3 



23 



92N4- 1,4- 3,— 5,— 7,4- 9,— ii,-+-i3,— 15,— 17,— 19,— 21 

 —45,— 43,-^41,4-39,-37,4-35,— 33,-^3 1, -+-29,4-2 7,4-25 



24 



961Y4- 1,4- 5,4- 7j4-il,— 13,— 17,— 19,— 2 3 

 —4 7,-43,-4 1 ,—3 7,4-35,4-3 i ,4-29,-^2 5 



2D 



100X4- 1,— 3,— 7,4- 9,— 11 :H-i3,-M 7,-19,4-2 1,-23 

 4-49,-47,— 43,4-41,— 39,4-37,4-33,— 31,4-29,— 27. 



5. 9. Qiiodsi haec exempla rite contemplemur , în* 

 sij^nia theoremata ex us colligere polerimus, quae eo ma- 

 gis oninem attentionem merebuntur, quod principia, tmde 

 demonstratio petenda videtur , plernmque prorsiis sunt 

 eddmnunc incognita , ita ut ista considcratio amplissimum 

 campum nobis apcriat naturani niimerorum profundius per- 

 scrutandi. 



Mémoiret de l'Acad. T.V. ^ • 



