The starting chain should be an odd number of stitches.
Foundation Row: Sc in 3rd ch from hook. * ch 1, skip next ch, sc in next ch *. Repeat from * to * across. Ch 2 (counts as turning chain and first chain 1). Turn.
Pattern Row : Skip first sc, * sc in ch 1 space, ch 1, skip next sc *. Repeat from * to * across. End with sc in ch 2 of previous row. Ch 2. Turn.
Repeat Pattern Row for desired length.