Repeat rows 1 - 4.
Row #SideBegin RowRepeatRepeat From *End Row
1W*purl* 
2RK1*yo, ssk, k1, k2 tog, yo, k1* 
3W*purl* 
4RK2*yo, sl 2 knitwise-k1-p2sso, yo, k3*k2