it looks like a confirmation to the presented schedule plan. The difference is about the midnight, but in both approaches it is included. Lets assume that final agree to the schedule plan.
Feel free to play for cron schedules: Free Online Cron Expression Generator and Describer - FreeFormatter.com
To respect the nature of cron we would split the schedule plan on 3 triggers.
0 0 6/2 ? * MON *
0 0 0/2 ? * TUE,WED,THU,FRI *
0 0 0,2,4,6,8,10,14,16,18,20,22 ? * SAT *
UPD1 - optimizing last cron to:
0 0 0-22/2 ? * SAT *