Had to adapt this for aran weight yarn. My changes were as follows:
Cast on 86 st
Markers for short rows were placed after 27th st, 31st ST, 51st ST, and 57th ST.
Before regular decreases, decrease 5 as follows, (K15,K2tg) 5 times, K1
Next row begin decreases with (k7, k2tg) and work 2 rows of knit, work (k, k2tg)row, 2 rows of knit, (k5, k2tg) row, 2 rows knit, (k4, k2tg) row, knit 1 row, (k3, k2tg) row, knit 1 row, (k2,k2tg) row, (k2tg) row. 9 st rem, pull end through all and pull to close.