Since 1 US Dollar is equal to 13.619695 Seychellois Rupees, we could say that n United States Dollars are equal to 13.619695 times n Seychellois Rupees. In other words, we could use the following formula:
Seychellois Rupees = United States Dollars x 13.619695
For example, let's say that we want to convert 2.0 United States Dollars to Seychellois Rupees. Then, we just replace United States Dollars in the abovementioned formula with 2.0:
Seychellois Rupees = 2.0 x 13.619695
That is, 2.0 United States Dollars are equal to 27.23939 Seychellois Rupees.