linrep=: 3 : '5!:5 <''y'''
   
   linrep 99+i.5
99 100 101 102 103
   linrep 99+i.6
99 100 101 102 103 104
   linrep 99+i.7
99 100 101 102 103 104 105
   linrep 99+i.8
99+i.8
   
http://en.wikipedia.org/wiki/The_Magical_Number_Seven,_Plus_or_Minus_Two
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