how to get the Previous Number in product Receipt Number Sequence

i am generated a number sequence for Product Receipt in ax 2012.

I am set up the following options in the number sequence of the product receipt

i am click on the Product Receipt Button posting Product Receipt Form Is open with new number

if i press ok it is saved in the table.

if press esc form is close and again open this form a new number is generated every time.

i want the Old number instead of the new number in the Product receipt column.