Reversible pattern.
Repeat Rows 1 - 16.
Row #SideBegin RowRepeatRepeat From *End Row
1R*p2, k2* 
2W*p2, k2* 
3Rp1*k2, p2*k2,p1
4Wk1*p2, k2*p2,k1
5R*k2, p2* 
6W*k2, p2* 
7Rk1*p2, k2*p2,k1
8Wp1*k2, p2*k2,p1
9R*p2, k2* 
10W*p2, k2* 
11Rk1*p2, k2*p2,k1
12Wp1*k2, p2*k2,p1
13R*k2, p2* 
14W*k2, p2* 
15Rp1*k2, p2*k2,p1
16Wk1*p2, k2*p2,k1
Row: 16  
  Row: 15
Row: 14  
  Row: 13
Row: 12  
  Row: 11
Row: 10  
  Row: 9
Row: 8  
  Row: 7
Row: 6  
  Row: 5
Row: 4  
  Row: 3
Row: 2  
  Row: 1