6963*2^813371-1
6963*2^813371-1
. . . . . ___
. . . . . . .\___/\______
. . . . . . . \__AMD___\\__
-----------------------------------------
3465*2^815397-1
. . . . . ___
. . . . . . .\___/\______
. . . . . . . \__AMD___\\__
-----------------------------------------
6783*2^853959-1 (257072 digits)
. . . . . ___
. . . . . . .\___/\______
. . . . . . . \__AMD___\\__
-----------------------------------------