I’m not suggesting he’s limited to two slices in the final pattern…only that the method I outlined means you can quickly step- enter your slices, 2 at a time.
Of course, as you say Nein, you can use scenes to change up your patterns with different slice locks after you’ve programmed your base pattern…but that wasn’t the op’s original question.
Edit. Ok I see the confusion…I think you’re answering the thread title…but his question is really framed up in the body of his post