[3,6,12,15,21,24,30,33,39,42,48,51,57,60,66,69,75, 78,84,87,93,96,102,105,111,114,120,123,129,132, 138,141,147,150,156,159,165,168,174,177,183,186, 192,195,201,204,210,213,219,222,228,231,237,240]