Did a very quick preliminary test
Alternated between DS 1, 3, 5 and 2, 4, 6 each spin
Spin 1- DS 1 3 and 5
Spin 2- DS 2 4 and 6
Spin 3- DS 1 3 and 5
Spin 4- DS 2 4 and 6
So on and so forth alternating each spin
Do results using negative progression 1, ...
Alternated between DS 1, 3, 5 and 2, 4, 6 each spin
Spin 1- DS 1 3 and 5
Spin 2- DS 2 4 and 6
Spin 3- DS 1 3 and 5
Spin 4- DS 2 4 and 6
So on and so forth alternating each spin
Do results using negative progression 1, ...