Counting the next row after your 1st dec row (row 33) as 1, you will decrease on the 6th row (row 38). Start the count again and decrease on row 44, then every 6th row after.
Cheating is an option. . . . Cheaters never win and winners never cheat, but smart knitters who want to retain an iota of sanity do, cheerfully. ~~Kory Stamper