How to write radix 1-3 1?
The first, the second, the third, the fourth, the fifth, the sixth, the seventh, the eighth, the ninth, the tenth, the eleventh, the twelfth, the fourteenth, the fifteenth, the sixteenth, the sixteenth, the seventeenth, the eighteenth, the twentieth, the twenty-first, the twenty-second, the twenty-fourth, the twenty-fifth, the twenty-sixth, the twenty-seventh, the twenty-eighth and the twenty-ninth