As it is a Swyama Siddha Hanuman Mantra it doesn't have being chanted for a set variety of Mantra Repetitions for having the ability to utilize it. Exclusive worship and rituals and procedures pertaining to route, sitting mat, and counting rosary will not be suggested for chanting this Hanuman Mantra. https://www.youtube.com/watch?v=ufkmD95y7fE&t=32s