F x 0 4x 1

F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1. F x 0 4x 1
F x 0 4x 1
F x 0 4x 1
F x 0 4x 1