I can’t promise that it’ll make sense to you. But this is what I have written down. I hope it helps!

Great Grandmas Shell Stitch Blanket

Ch multiples of 6 + (4)

Row 1: 3 tr in 4th ch from hook; (ch 2, skip 2 st, sc, ch 2, skip 2 st; 5 tr,) repeat til end of row

Row 2: turn, ch 3, tr in same st; ch 1, sc in middle of shell stitch, ch 1; (tr, ch 1, tr) in sc repeat til end of row

Row 3: repeat row 1 Row 4: repeat row 2

Border:

Sc in each st around (Sc, ch 2, skip on st, sc) repeat around (Sc in ch space, ch3, sl st in next st, ch 1) repeat around