+0  
 
0
102
1
avatar

The sequence 12,15, 18, 21, 51, 81,... consists of all positive multiples of 3 that contain at least one digit that is a 1. what is the \(80\)th term of this sequence?

 Jan 16, 2022
 #1
avatar
0

The 80th term should be: 813

 Jan 17, 2022

13 Online Users

avatar