[1,11,12,21,25,31,32,36,41,51,52,61,63,64,71,72, 75,81,91,92,101,111,112,121,125,128,131,132,141, 144,147,151,152,153,161,171,172,175,181,191,192, 201,211,212,216,221,224,225,231,232,241,243,251, 252,261,271,272]