Here are the numbers that are used when there is no noun following them:

0	a náid zero	Bonnleibheal_1/Aonad_1/EU9_00.mp3
1	a haon one	Bonnleibheal_1/Aonad_1/EU9_01.mp3
2	a dó two	Bonnleibheal_1/Aonad_1/EU9_02.mp3
3	a trí three	Bonnleibheal_1/Aonad_1/EU9_03.mp3
4	a ceathair four	Bonnleibheal_1/Aonad_1/EU9_04.mp3
5	a cúig five	Bonnleibheal_1/Aonad_1/EU9_05.mp3
6	a sé six	Bonnleibheal_1/Aonad_1/EU9_06.mp3
7	a seacht seven	Bonnleibheal_1/Aonad_1/EU9_07.mp3
8	a hocht eight	Bonnleibheal_1/Aonad_1/EU9_08.mp3
9	a naoi nine	Bonnleibheal_1/Aonad_1/EU9_09.mp3
10	a deich ten	Bonnleibheal_1/Aonad_1/EU9_10.mp3