The Eras CAL - The 13
The 1
Using your chosen inner colour and hook, chain 16.
Row 1: work *1 dc (sc),in 2nd ch from hook, dc (sc) into each ch to end. Ch 1, and join into the 1st ch with a sl st. Fasten off. (15 sts)
Attach black yarn with a slip knot already on your hook into one of the corners. Sl st into the BLO of each dc (sc) and into the other side of the chain, on the 4 corners, work [sl st, ch, sl st] into the same st.
The 3
Using your chosen inner colour colour and hook, chain 31.
Row 1: work *1 dc (sc),in 2nd ch from hook, dc (sc) into next st, *2 dc (sc) in next st, 1 dc (sc) in next st, rep from *3 times, dc (sc) in next 2 sts, **2 dc (sc) in next st, dc (sc) in next st, rep from ** twice, sk 2 ch, dc (sc) in next 2 sts, ***2 dc (sc) in next st, dc (sc) in next st, rep from *** twice, dc (sc) in next 2 sts, ****2 dc (sc) in next st, dc in next st, rep from **** twice, dc (sc) in next 2 sts. Ch 1, and join into the 1st ch with a sl st. Fasten off.
Attach black yarn the corner on the bottom of the 3 - opposite to the end you started, so that you are working up the outide of the 3 first. Sl st into blo of 17 dc (sc), sk 2 (where the 3 bends outwards), then sl st into blo of next 17 sts, to turn the corner work [sl st, ch, sl st] into the same st twice, now working up the other side of the ch st, work 14 sl st, into the ch to create the bend in the 3 work [sl st, ch, sl st] into each of the ch, sl st into next 14 ch, then into the last ch work [sl st, ch, sl st] sl st into the first st, finishing with an invisible finish to create the last corner.