establishing ranks in a mosk

Considérons une mosquée contenant 10 rangs, avec 10 places individuelles par rang,

1 seul musulman

				first

2 musulmans

				first	second

3 musulmans

				first
				second	thrid

4 musulmans

				first
			fourth	second	thrid

5 musulmans

				first
			fourth	second	thrid	fifth

6 musulmans

				first
		sixth	fourth	second	thrid	fifth

7 musulmans

				first
		sixth	fourth	second	thrid	fifth	seven

8 musulmans

				first
	eigth	sixth	fourth	second	thrid	fifth	seventh

9 musulmans

				first
	eighth	sixth	fourth	second	thrid	fifth	seventh	nineth

10 musulmans

				first
tenth	eighth	sixth	fourth	second	thrid	fifth	seventh	nineth

11 musulmans

				first
tenth	eighth	sixth	fourth	second	thrid	fifth	seventh	nineth	eleventh

12 musulmans

				first
tenth	eighth	sixth	fourth	second	thrid	fifth	seventh	nineth	eleventh
				twelveth

13 musulmans

				first
tenth	eighth	sixth	fourth	second	thrid	fifth	seventh	nineth	eleventh
				twelveth	thirteenth

14 musulmans

				first
tenth	eighth	sixth	fourth	second	thrid	fifth	seventh	nineth	eleventh
			fourteenth	twelveth	thirteenth

and so on and so forth,