Our information shows that there are 22 seats in Row 13 of section Section 105 at the First Niagara Center. As you face the floor from the section, seat 1 will be on the aisle to the right, and seat 22 will be on the aisle to the left. Therefore, seat 16 will be the 7th seat in from the aisle on the left, and you will want to enter through the tunnel between sections 105 and 106.

First Niagara Center Section 105 Row 13 Seating Layout
Row 13 has 22 seats in Section 105, with Seat 1 being on the aisle at the right side of the section