NULL NULL
[0,0,0] [{"myint":0,"mystring":"0","underscore_int":0}]
[1,2,3] [{"myint":1,"mystring":"1","underscore_int":1}]
[2,4,6] [{"myint":4,"mystring":"8","underscore_int":2}]
[3,6,9] [{"myint":9,"mystring":"27","underscore_int":3}]
[4,8,12] [{"myint":16,"mystring":"64","underscore_int":4}]
[5,10,15] [{"myint":25,"mystring":"125","underscore_int":5}]
[6,12,18] [{"myint":36,"mystring":"216","underscore_int":6}]
[7,14,21] [{"myint":49,"mystring":"343","underscore_int":7}]
[8,16,24] [{"myint":64,"mystring":"512","underscore_int":8}]
[9,18,27] [{"myint":81,"mystring":"729","underscore_int":9}]
