puzzle - Formula to this pattern? $1$, $11$, $21$, $1211$, $111221

next 12214,133 Followers, 1 Following, 205 Posts - Next1221 (@next1221official) on : Link Terpercaya ☎️ Customer Service 247 New Member Bonus up to 100% Bonus ReferralWhen you see angel number 1221 the next time, we recommend you to stay calm and to think well what this number could symbolize. You should realize that