X x Mum to one x Guest Oct 23, 2008 #1 1. What row of numbers comes next in this series? 1 11 21 1211 111221 312211 13112221
H HippieRocks Guest Oct 23, 2008 #2 1113213211 each number is multiplyed by eleven starting at one and its answer is multiplyed by eleven and so on and so forth the next after that is 31131211131221
1113213211 each number is multiplyed by eleven starting at one and its answer is multiplyed by eleven and so on and so forth the next after that is 31131211131221
